diff --git a/mypy.ini b/mypy.ini
index 5dfd96f4..b9e613ed 100644
--- a/mypy.ini
+++ b/mypy.ini
@@ -5,8 +5,5 @@ warn_return_any = True
 warn_unused_configs = True
 pretty = True
 
-[mypy-requests_toolbelt.multipart]
-ignore_missing_imports = True
-
 [pydantic-mypy]
 init_forbid_extra = True
diff --git a/poetry.lock b/poetry.lock
index baa84efe..b75a92bb 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,29 +1,29 @@
 [[package]]
-category = "dev"
-description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
 name = "appdirs"
+version = "1.4.3"
+description = "A small Python module for determining appropriate platform-specific dirs, e.g. a \"user data dir\"."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.3"
 
 [[package]]
-category = "dev"
-description = "A few extensions to pyyaml."
 name = "aspy.yaml"
+version = "1.3.0"
+description = "A few extensions to pyyaml."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.3.0"
 
 [package.dependencies]
 pyyaml = "*"
 
 [[package]]
-category = "dev"
-description = "An abstract syntax tree for Python with inference support."
 name = "astroid"
+version = "2.4.1"
+description = "An abstract syntax tree for Python with inference support."
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "2.4.1"
 
 [package.dependencies]
 lazy-object-proxy = ">=1.4.0,<1.5.0"
@@ -31,24 +31,24 @@ six = ">=1.12,<2.0"
 wrapt = ">=1.11,<2.0"
 
 [package.dependencies.typed-ast]
-python = "<3.8"
 version = ">=1.4.0,<1.5"
+python = "<3.8"
 
 [[package]]
-category = "dev"
-description = "Atomic file writes."
 name = "atomicwrites"
+version = "1.3.0"
+description = "Atomic file writes."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.3.0"
 
 [[package]]
-category = "dev"
-description = "Classes Without Boilerplate"
 name = "attrs"
+version = "19.3.0"
+description = "Classes Without Boilerplate"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "19.3.0"
 
 [package.extras]
 azure-pipelines = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface", "pytest-azurepipelines"]
@@ -57,12 +57,15 @@ docs = ["sphinx", "zope.interface"]
 tests = ["coverage", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "zope.interface"]
 
 [[package]]
-category = "dev"
-description = "The uncompromising code formatter."
 name = "black"
+version = "19.10b0"
+description = "The uncompromising code formatter."
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "19.10b0"
+
+[package.extras]
+d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
 
 [package.dependencies]
 appdirs = "*"
@@ -73,203 +76,200 @@ regex = "*"
 toml = ">=0.9.4"
 typed-ast = ">=1.4.0"
 
-[package.extras]
-d = ["aiohttp (>=3.3.2)", "aiohttp-cors"]
-
 [[package]]
-category = "main"
-description = "Python package for providing Mozilla's CA Bundle."
 name = "certifi"
+version = "2019.11.28"
+description = "Python package for providing Mozilla's CA Bundle."
+category = "main"
 optional = false
 python-versions = "*"
-version = "2019.11.28"
 
 [[package]]
-category = "dev"
-description = "Validate configuration and produce human readable error messages."
 name = "cfgv"
+version = "3.0.0"
+description = "Validate configuration and produce human readable error messages."
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "3.0.0"
 
 [[package]]
-category = "main"
-description = "Universal encoding detector for Python 2 and 3"
 name = "chardet"
+version = "3.0.4"
+description = "Universal encoding detector for Python 2 and 3"
+category = "main"
 optional = false
 python-versions = "*"
-version = "3.0.4"
 
 [[package]]
-category = "dev"
-description = "Composable command line interface toolkit"
 name = "click"
+version = "7.1.1"
+description = "Composable command line interface toolkit"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "7.1.1"
 
 [[package]]
-category = "dev"
-description = "Codacy coverage reporter for Python"
 name = "codacy-coverage"
+version = "1.3.11"
+description = "Codacy coverage reporter for Python"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.3.11"
-
-[package.dependencies]
-requests = ">=2.9.1"
 
 [package.extras]
 dev = ["check-manifest"]
 test = ["coverage", "nosetests"]
 
+[package.dependencies]
+requests = ">=2.9.1"
+
 [[package]]
-category = "dev"
-description = "Cross-platform colored terminal text."
-marker = "sys_platform == \"win32\""
 name = "colorama"
+version = "0.4.3"
+description = "Cross-platform colored terminal text."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.4.3"
+marker = "sys_platform == \"win32\""
 
 [[package]]
-category = "dev"
-description = "Code coverage measurement for Python"
 name = "coverage"
+version = "5.0.3"
+description = "Code coverage measurement for Python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
-version = "5.0.3"
 
 [package.extras]
 toml = ["toml"]
 
 [[package]]
-category = "main"
-description = "A backport of the dataclasses module for Python 3.6"
-marker = "python_version < \"3.7\""
 name = "dataclasses"
+version = "0.6"
+description = "A backport of the dataclasses module for Python 3.6"
+category = "main"
 optional = false
 python-versions = "*"
-version = "0.6"
+marker = "python_version < \"3.7\""
 
 [[package]]
-category = "dev"
-description = "Tool for detecting secrets in the codebase"
 name = "detect-secrets"
+version = "0.13.0"
+description = "Tool for detecting secrets in the codebase"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.13.0"
+
+[package.extras]
+word_list = ["pyahocorasick"]
 
 [package.dependencies]
 pyyaml = "*"
 requests = "*"
 
-[package.extras]
-word_list = ["pyahocorasick"]
-
 [[package]]
-category = "dev"
-description = "Distribution utilities"
 name = "distlib"
+version = "0.3.0"
+description = "Distribution utilities"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.3.0"
 
 [[package]]
-category = "main"
-description = "DNS toolkit"
 name = "dnspython"
+version = "1.16.0"
+description = "DNS toolkit"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.16.0"
 
 [package.extras]
 DNSSEC = ["pycryptodome", "ecdsa (>=0.13)"]
 IDNA = ["idna (>=2.1)"]
 
 [[package]]
-category = "main"
-description = "A robust email syntax and deliverability validation library for Python 2.x/3.x."
 name = "email-validator"
+version = "1.0.5"
+description = "A robust email syntax and deliverability validation library for Python 2.x/3.x."
+category = "main"
 optional = false
 python-versions = "*"
-version = "1.0.5"
 
 [package.dependencies]
 dnspython = ">=1.15.0"
 idna = ">=2.0.0"
 
 [[package]]
-category = "dev"
-description = "A platform independent file lock."
 name = "filelock"
+version = "3.0.12"
+description = "A platform independent file lock."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "3.0.12"
 
 [[package]]
-category = "dev"
-description = "File identification library for Python"
 name = "identify"
+version = "1.4.11"
+description = "File identification library for Python"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
-version = "1.4.11"
 
 [package.extras]
 license = ["editdistance"]
 
 [[package]]
-category = "main"
-description = "Internationalized Domain Names in Applications (IDNA)"
 name = "idna"
+version = "2.9"
+description = "Internationalized Domain Names in Applications (IDNA)"
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.9"
 
 [[package]]
-category = "dev"
-description = "Read metadata from Python packages"
-marker = "python_version < \"3.8\""
 name = "importlib-metadata"
+version = "1.5.0"
+description = "Read metadata from Python packages"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.5.0"
-
-[package.dependencies]
-zipp = ">=0.5"
+marker = "python_version < \"3.8\""
 
 [package.extras]
 docs = ["sphinx", "rst.linker"]
 testing = ["packaging", "importlib-resources"]
 
+[package.dependencies]
+zipp = ">=0.5"
+
 [[package]]
-category = "dev"
-description = "Read resources from Python packages"
-marker = "python_version < \"3.7\""
 name = "importlib-resources"
+version = "1.3.1"
+description = "Read resources from Python packages"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.3.1"
+marker = "python_version < \"3.7\""
+
+[package.extras]
+docs = ["sphinx", "docutils (0.12)", "rst.linker"]
 
 [package.dependencies]
 [package.dependencies.importlib-metadata]
-python = "<3.8"
 version = "*"
+python = "<3.8"
 
 [package.dependencies.zipp]
-python = "<3.8"
 version = ">=0.4"
-
-[package.extras]
-docs = ["sphinx", "docutils (0.12)", "rst.linker"]
+python = "<3.8"
 
 [[package]]
-category = "dev"
-description = "A Python utility / library to sort Python imports."
 name = "isort"
+version = "4.3.21"
+description = "A Python utility / library to sort Python imports."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "4.3.21"
 
 [package.extras]
 pipfile = ["pipreqs", "requirementslib"]
@@ -278,92 +278,92 @@ requirements = ["pipreqs", "pip-api"]
 xdg_home = ["appdirs (>=1.4.0)"]
 
 [[package]]
-category = "dev"
-description = "A fast and thorough lazy object proxy."
 name = "lazy-object-proxy"
+version = "1.4.3"
+description = "A fast and thorough lazy object proxy."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.4.3"
 
 [[package]]
-category = "dev"
-description = "McCabe checker, plugin for flake8"
 name = "mccabe"
+version = "0.6.1"
+description = "McCabe checker, plugin for flake8"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.6.1"
 
 [[package]]
-category = "dev"
-description = "More routines for operating on iterables, beyond itertools"
 name = "more-itertools"
+version = "8.2.0"
+description = "More routines for operating on iterables, beyond itertools"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "8.2.0"
 
 [[package]]
-category = "dev"
-description = "Optional static typing for Python"
 name = "mypy"
+version = "0.740"
+description = "Optional static typing for Python"
+category = "dev"
 optional = false
 python-versions = ">=3.5"
-version = "0.740"
+
+[package.extras]
+dmypy = ["psutil (>=4.0)"]
 
 [package.dependencies]
 mypy-extensions = ">=0.4.0,<0.5.0"
 typed-ast = ">=1.4.0,<1.5.0"
 typing-extensions = ">=3.7.4"
 
-[package.extras]
-dmypy = ["psutil (>=4.0)"]
-
 [[package]]
-category = "dev"
-description = "Experimental type system extensions for programs checked with the mypy typechecker."
 name = "mypy-extensions"
+version = "0.4.3"
+description = "Experimental type system extensions for programs checked with the mypy typechecker."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.4.3"
 
 [[package]]
-category = "dev"
-description = "Node.js virtual environment builder"
 name = "nodeenv"
+version = "1.3.5"
+description = "Node.js virtual environment builder"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.3.5"
 
 [[package]]
-category = "dev"
-description = "Utility library for gitignore style pattern matching of file paths."
 name = "pathspec"
+version = "0.7.0"
+description = "Utility library for gitignore style pattern matching of file paths."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "0.7.0"
 
 [[package]]
-category = "dev"
-description = "plugin and hook calling mechanisms for python"
 name = "pluggy"
+version = "0.13.1"
+description = "plugin and hook calling mechanisms for python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.13.1"
+
+[package.extras]
+dev = ["pre-commit", "tox"]
 
 [package.dependencies]
 [package.dependencies.importlib-metadata]
-python = "<3.8"
 version = ">=0.12"
-
-[package.extras]
-dev = ["pre-commit", "tox"]
+python = "<3.8"
 
 [[package]]
-category = "dev"
-description = "A framework for managing and maintaining multi-language pre-commit hooks."
 name = "pre-commit"
+version = "1.21.0"
+description = "A framework for managing and maintaining multi-language pre-commit hooks."
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*,>=2.7"
-version = "1.21.0"
 
 [package.dependencies]
 "aspy.yaml" = "*"
@@ -376,46 +376,46 @@ toml = "*"
 virtualenv = ">=15.2"
 
 [package.dependencies.importlib-metadata]
-python = "<3.8"
 version = "*"
+python = "<3.8"
 
 [package.dependencies.importlib-resources]
-python = "<3.7"
 version = "*"
+python = "<3.7"
 
 [[package]]
-category = "dev"
-description = "library with cross-python path, ini-parsing, io, code, log facilities"
 name = "py"
+version = "1.8.1"
+description = "library with cross-python path, ini-parsing, io, code, log facilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "1.8.1"
 
 [[package]]
-category = "main"
-description = "Data validation and settings management using python 3.6 type hinting"
 name = "pydantic"
+version = "1.4"
+description = "Data validation and settings management using python 3.6 type hinting"
+category = "main"
 optional = false
 python-versions = ">=3.6"
-version = "1.4"
-
-[package.dependencies]
-[package.dependencies.dataclasses]
-python = "<3.7"
-version = ">=0.6"
 
 [package.extras]
 dotenv = ["python-dotenv (>=0.10.4)"]
 email = ["email-validator (>=1.0.3)"]
 typing_extensions = ["typing-extensions (>=3.7.2)"]
 
+[package.dependencies]
+[package.dependencies.dataclasses]
+version = ">=0.6"
+python = "<3.7"
+
 [[package]]
-category = "dev"
-description = "python code static checker"
 name = "pylint"
+version = "2.5.2"
+description = "python code static checker"
+category = "dev"
 optional = false
 python-versions = ">=3.5.*"
-version = "2.5.2"
 
 [package.dependencies]
 astroid = ">=2.4.0,<=2.5"
@@ -425,12 +425,12 @@ mccabe = ">=0.6,<0.7"
 toml = ">=0.7.1"
 
 [[package]]
-category = "dev"
-description = "pytest: simple powerful testing with Python"
 name = "pytest"
+version = "3.10.1"
+description = "pytest: simple powerful testing with Python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "3.10.1"
 
 [package.dependencies]
 atomicwrites = ">=1.0"
@@ -443,133 +443,122 @@ setuptools = "*"
 six = ">=1.10.0"
 
 [[package]]
-category = "dev"
-description = "Pytest plugin for measuring coverage."
 name = "pytest-cov"
+version = "2.8.1"
+description = "Pytest plugin for measuring coverage."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.8.1"
+
+[package.extras]
+testing = ["fields", "hunter", "process-tests (2.0.2)", "six", "virtualenv"]
 
 [package.dependencies]
 coverage = ">=4.4"
 pytest = ">=3.6"
 
-[package.extras]
-testing = ["fields", "hunter", "process-tests (2.0.2)", "six", "virtualenv"]
-
 [[package]]
-category = "dev"
-description = "Thin-wrapper around the mock package for easier use with py.test"
 name = "pytest-mock"
+version = "2.0.0"
+description = "Thin-wrapper around the mock package for easier use with py.test"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "2.0.0"
-
-[package.dependencies]
-pytest = ">=2.7"
 
 [package.extras]
 dev = ["pre-commit", "tox"]
 
+[package.dependencies]
+pytest = ">=2.7"
+
 [[package]]
-category = "dev"
-description = "YAML parser and emitter for Python"
 name = "pyyaml"
+version = "5.3"
+description = "YAML parser and emitter for Python"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "5.3"
 
 [[package]]
-category = "dev"
-description = "Alternative regular expression module, to replace re."
 name = "regex"
+version = "2020.2.20"
+description = "Alternative regular expression module, to replace re."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "2020.2.20"
 
 [[package]]
-category = "main"
-description = "Python HTTP for Humans."
 name = "requests"
+version = "2.23.0"
+description = "Python HTTP for Humans."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"
-version = "2.23.0"
-
-[package.dependencies]
-certifi = ">=2017.4.17"
-chardet = ">=3.0.2,<4"
-idna = ">=2.5,<3"
-urllib3 = ">=1.21.1,<1.25.0 || >1.25.0,<1.25.1 || >1.25.1,<1.26"
 
 [package.extras]
 security = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)"]
 socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7)", "win-inet-pton"]
 
-[[package]]
-category = "main"
-description = "A utility belt for advanced users of python-requests"
-name = "requests-toolbelt"
-optional = false
-python-versions = "*"
-version = "0.9.1"
-
 [package.dependencies]
-requests = ">=2.0.1,<3.0.0"
+certifi = ">=2017.4.17"
+chardet = ">=3.0.2,<4"
+idna = ">=2.5,<3"
+urllib3 = ">=1.21.1,<1.25.0 || >1.25.0,<1.25.1 || >1.25.1,<1.26"
 
 [[package]]
-category = "dev"
-description = "A utility library for mocking out the `requests` Python library."
 name = "responses"
+version = "0.10.12"
+description = "A utility library for mocking out the `requests` Python library."
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
-version = "0.10.12"
+
+[package.extras]
+tests = ["coverage (>=3.7.1,<5.0.0)", "pytest-cov", "pytest-localserver", "flake8", "pytest (>=4.6,<5.0)", "pytest"]
 
 [package.dependencies]
 requests = ">=2.0"
 six = "*"
 
-[package.extras]
-tests = ["coverage (>=3.7.1,<5.0.0)", "pytest-cov", "pytest-localserver", "flake8", "pytest (>=4.6,<5.0)", "pytest"]
-
 [[package]]
-category = "dev"
-description = "Python 2 and 3 compatibility utilities"
 name = "six"
+version = "1.14.0"
+description = "Python 2 and 3 compatibility utilities"
+category = "dev"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*"
-version = "1.14.0"
 
 [[package]]
-category = "dev"
-description = "Python Library for Tom's Obvious, Minimal Language"
 name = "toml"
+version = "0.10.0"
+description = "Python Library for Tom's Obvious, Minimal Language"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "0.10.0"
 
 [[package]]
-category = "dev"
-description = "a fork of Python 2 and 3 ast modules with type comment support"
 name = "typed-ast"
+version = "1.4.1"
+description = "a fork of Python 2 and 3 ast modules with type comment support"
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.4.1"
 
 [[package]]
-category = "main"
-description = "Backported and Experimental Type Hints for Python 3.5+"
 name = "typing-extensions"
+version = "3.7.4.2"
+description = "Backported and Experimental Type Hints for Python 3.5+"
+category = "main"
 optional = false
 python-versions = "*"
-version = "3.7.4.2"
 
 [[package]]
-category = "main"
-description = "HTTP library with thread-safe connection pooling, file post, and more."
 name = "urllib3"
+version = "1.25.8"
+description = "HTTP library with thread-safe connection pooling, file post, and more."
+category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"
-version = "1.25.8"
 
 [package.extras]
 brotli = ["brotlipy (>=0.6.0)"]
@@ -577,12 +566,16 @@ secure = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "cer
 socks = ["PySocks (>=1.5.6,<1.5.7 || >1.5.7,<2.0)"]
 
 [[package]]
-category = "dev"
-description = "Virtual Python Environment builder"
 name = "virtualenv"
+version = "20.0.10"
+description = "Virtual Python Environment builder"
+category = "dev"
 optional = false
 python-versions = "!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,>=2.7"
-version = "20.0.10"
+
+[package.extras]
+docs = ["sphinx (>=2.0.0,<3)", "sphinx-argparse (>=0.2.5,<1)", "sphinx-rtd-theme (>=0.4.3,<1)", "towncrier (>=19.9.0rc1)", "proselint (>=0.10.2,<1)"]
+testing = ["pytest (>=4.0.0,<6)", "coverage (>=4.5.1,<6)", "pytest-mock (>=2.0.0,<3)", "pytest-env (>=0.6.2,<1)", "pytest-timeout (>=1.3.4,<2)", "packaging (>=20.0)", "xonsh (>=0.9.13,<1)"]
 
 [package.dependencies]
 appdirs = ">=1.4.3,<2"
@@ -591,41 +584,38 @@ filelock = ">=3.0.0,<4"
 six = ">=1.9.0,<2"
 
 [package.dependencies.importlib-metadata]
-python = "<3.8"
 version = ">=0.12,<2"
+python = "<3.8"
 
 [package.dependencies.importlib-resources]
-python = "<3.7"
 version = ">=1.0,<2"
-
-[package.extras]
-docs = ["sphinx (>=2.0.0,<3)", "sphinx-argparse (>=0.2.5,<1)", "sphinx-rtd-theme (>=0.4.3,<1)", "towncrier (>=19.9.0rc1)", "proselint (>=0.10.2,<1)"]
-testing = ["pytest (>=4.0.0,<6)", "coverage (>=4.5.1,<6)", "pytest-mock (>=2.0.0,<3)", "pytest-env (>=0.6.2,<1)", "pytest-timeout (>=1.3.4,<2)", "packaging (>=20.0)", "xonsh (>=0.9.13,<1)"]
+python = "<3.7"
 
 [[package]]
-category = "dev"
-description = "Module for decorators, wrappers and monkey patching."
 name = "wrapt"
+version = "1.12.1"
+description = "Module for decorators, wrappers and monkey patching."
+category = "dev"
 optional = false
 python-versions = "*"
-version = "1.12.1"
 
 [[package]]
-category = "dev"
-description = "Backport of pathlib-compatible object wrapper for zip files"
-marker = "python_version < \"3.8\""
 name = "zipp"
+version = "3.1.0"
+description = "Backport of pathlib-compatible object wrapper for zip files"
+category = "dev"
 optional = false
 python-versions = ">=3.6"
-version = "3.1.0"
+marker = "python_version < \"3.8\""
 
 [package.extras]
 docs = ["sphinx", "jaraco.packaging (>=3.2)", "rst.linker (>=1.9)"]
 testing = ["jaraco.itertools", "func-timeout"]
 
 [metadata]
-content-hash = "b66419a23bc3eb9cbd474068ce158664281256e9203606a9e65cecec063fc481"
+lock-version = "1.0"
 python-versions = "^3.6"
+content-hash = "41361573d8033f71545c15551c63ec6e9600fc21ffe92d2d5079cf1577c87165"
 
 [metadata.files]
 appdirs = [
@@ -893,10 +883,6 @@ requests = [
     {file = "requests-2.23.0-py2.py3-none-any.whl", hash = "sha256:43999036bfa82904b6af1d99e4882b560e5e2c68e5c4b0aa03b655f3d7d73fee"},
     {file = "requests-2.23.0.tar.gz", hash = "sha256:b3f43d496c6daba4493e7c431722aeb7dbc6288f52a6e04e7b6023b0247817e6"},
 ]
-requests-toolbelt = [
-    {file = "requests-toolbelt-0.9.1.tar.gz", hash = "sha256:968089d4584ad4ad7c171454f0a5c6dac23971e9472521ea3b6d49d610aa6fc0"},
-    {file = "requests_toolbelt-0.9.1-py2.py3-none-any.whl", hash = "sha256:380606e1d10dc85c3bd47bf5a6095f815ec007be7a8b69c878507068df059e6f"},
-]
 responses = [
     {file = "responses-0.10.12-py2.py3-none-any.whl", hash = "sha256:0474ce3c897fbcc1aef286117c93499882d5c440f06a805947e4b1cb5ab3d474"},
     {file = "responses-0.10.12.tar.gz", hash = "sha256:f83613479a021e233e82d52ffb3e2e0e2836d24b0cc88a0fa31978789f78d0e5"},
diff --git a/pyartifactory/objects.py b/pyartifactory/objects.py
index 49aece51..b24c1f85 100644
--- a/pyartifactory/objects.py
+++ b/pyartifactory/objects.py
@@ -8,7 +8,6 @@
 from pathlib import Path
 import requests
 from requests import Response
-from requests_toolbelt.multipart import encoder
 from pydantic import parse_obj_as
 
 from pyartifactory.exception import (
@@ -788,14 +787,7 @@ def deploy(
         artifact_path = artifact_path.lstrip("/")
         local_filename = artifact_path.split("/")[-1]
         with open(local_file_location, "rb") as file:
-            form = encoder.MultipartEncoder(
-                {
-                    "documents": (local_filename, file, "application/octet-stream"),
-                    "composite": "NONE",
-                }
-            )
-            headers = {"Prefer": "respond-async", "Content-Type": form.content_type}
-            self._put(f"{artifact_path}", headers=headers, data=form)
+            self._put(f"{artifact_path}", data=file)
             logger.debug("Artifact %s successfully deployed", local_filename)
             return self.info(artifact_path)
 
diff --git a/pyproject.toml b/pyproject.toml
index cfe54eda..8a45f98d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,7 +28,6 @@ classifiers = [
 python = "^3.6"
 requests = "^2.21"
 email_validator = "^1.0"
-requests_toolbelt = "^0.9.1"
 pydantic = "^1.4"
 typing_extensions = "^3.7.4"