diff --git a/poetry.lock b/poetry.lock
index 8ca729b..915798c 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -245,13 +245,13 @@ files = [
 
 [[package]]
 name = "openpyxl"
-version = "3.1.2"
+version = "3.1.3"
 description = "A Python library to read/write Excel 2010 xlsx/xlsm files"
 optional = false
 python-versions = ">=3.6"
 files = [
-    {file = "openpyxl-3.1.2-py2.py3-none-any.whl", hash = "sha256:f91456ead12ab3c6c2e9491cf33ba6d08357d802192379bb482f1033ade496f5"},
-    {file = "openpyxl-3.1.2.tar.gz", hash = "sha256:a6f5977418eff3b2d5500d54d9db50c8277a368436f4e4f8ddb1be3422870184"},
+    {file = "openpyxl-3.1.3-py2.py3-none-any.whl", hash = "sha256:25071b558db709de9e8782c3d3e058af3b23ffb2fc6f40c8f0c45a154eced2c3"},
+    {file = "openpyxl-3.1.3.tar.gz", hash = "sha256:8dd482e5350125b2388070bb2477927be2e8ebc27df61178709bc8c8751da2f9"},
 ]
 
 [package.dependencies]
@@ -617,4 +617,4 @@ test = ["covdefaults (>=2.3)", "coverage (>=7.2.7)", "coverage-enable-subprocess
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.11"
-content-hash = "7c0893396df47238dfe00a971abc2b4f21e4c5f6439e2afec04de8fdc3061b60"
+content-hash = "605ad1de5a6c01e3db5d40a4c0e418c3a7c8b290c0d7d83f1d62488ed280b147"
diff --git a/pyproject.toml b/pyproject.toml
index fb230db..8b2966c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ conversion_utils = "conversion_utils.main:main"
 [tool.poetry.dependencies]
 python = "^3.11"
 pandas = "^2.2.2"
-openpyxl = "^3.1.2"
+openpyxl = "^3.1.3"
 requests = "^2.32.3"
 pandas-stubs = "^2.2.2.240514"