diff --git a/pyproject.toml b/pyproject.toml
index 7c294fd965..51ce1d380d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -68,7 +68,7 @@ tests = [
     "matplotlib==3.8.2",
     "scipy==1.10.1; python_version < '3.9'", # to support python 3.8
     "scipy==1.11.3; python_version > '3.8'",
-    "pandas==2.1.2",
+    "pandas==2.1.3",
     "pyiges[full]==0.3.1",
     "pytest==7.4.3",
     "pytest-cov==4.1.0",
@@ -91,7 +91,7 @@ doc = [
     "jupyterlab>=3.2.8",
     "matplotlib==3.8.2",
     "numpydoc==1.6.0",
-    "pandas==2.1.2",
+    "pandas==2.1.3",
     "plotly==5.18.0",
     "pyiges[full]==0.3.1",
     "pypandoc==1.12",