diff --git a/.coveragerc b/.coveragerc
deleted file mode 100644
index 5724e30..0000000
--- a/.coveragerc
+++ /dev/null
@@ -1,34 +0,0 @@
-# This file contains settings for coverage.py
-
-[run]
-# Change to True some day?
-branch = False
-# branch = True
-omit =
-    tests/*
-
-[report]
-# Regexes for lines to exclude from consideration
-exclude_lines =
-    # Re-enable the standard pragma
-    pragma: no cover
-
-    # Ignore defensive assertions
-    raise NotImplementedError
-
-    # Ignore debugging representations.
-    def __str__
-    def __repr__
-
-    # Exclude code that can't be executed.
-    if 0:
-    if False:
-    if __name__ == .__main__.:
-
-    # Exclude stuff for debugging
-    if self\.config\['DEBUG'\]:
-    if self\.debug:
-
-    # Ignore import exceptions
-    except ImportError:
-
diff --git a/pyproject.toml b/pyproject.toml
index e6d1406..2c1897f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -84,3 +84,21 @@ skip-magic-trailing-comma = true
 [tool.ruff.lint.isort]
 combine-as-imports = true
 split-on-trailing-comma = false
+
+[tool.coverage.run]
+branch = false
+omit = ["tests/*"]
+
+[tool.coverage.report]
+exclude_lines = [
+    "pragma: no cover",
+    "raise NotImplementedError",
+    "def __str__",
+    "def __repr__",
+    "if 0:",
+    "if False:",
+    "if __name__ == .__main__.:",
+    "if self\\.config\\['DEBUG'\\]:",
+    "if self\\.debug:",
+    "except ImportError:",
+]
diff --git a/tox.ini b/tox.ini
index abf6e29..65a9be0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,4 +8,4 @@ deps=
     pytest-timeout
     PyYAML
 commands=
-    pytest --cov-report term-missing --cov-config .coveragerc --cov multipart --timeout=30 tests
+    pytest --cov-report term-missing --cov-config pyproject.toml --cov multipart --timeout=30 tests