diff --git a/changelog.d/15256.misc b/changelog.d/15256.misc
new file mode 100644
index 000000000..ecdc2e5d2
--- /dev/null
+++ b/changelog.d/15256.misc
@@ -0,0 +1 @@
+Bump gitpython from 3.1.30 to 3.1.31.
diff --git a/poetry.lock b/poetry.lock
index cd89418dd..702d3a030 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -497,14 +497,14 @@ smmap = ">=3.0.1,<6"
 
 [[package]]
 name = "gitpython"
-version = "3.1.30"
-description = "GitPython is a python library used to interact with Git repositories"
+version = "3.1.31"
+description = "GitPython is a Python library used to interact with Git repositories"
 category = "dev"
 optional = false
 python-versions = ">=3.7"
 files = [
-    {file = "GitPython-3.1.30-py3-none-any.whl", hash = "sha256:cd455b0000615c60e286208ba540271af9fe531fa6a87cc590a7298785ab2882"},
-    {file = "GitPython-3.1.30.tar.gz", hash = "sha256:769c2d83e13f5d938b7688479da374c4e3d49f71549aaf462b646db9602ea6f8"},
+    {file = "GitPython-3.1.31-py3-none-any.whl", hash = "sha256:f04893614f6aa713a60cbbe1e6a97403ef633103cdd0ef5eb6efe0deb98dbe8d"},
+    {file = "GitPython-3.1.31.tar.gz", hash = "sha256:8ce3bcf69adfdf7c7d503e78fd3b1c492af782d58893b650adb2ac8912ddd573"},
 ]
 
 [package.dependencies]
@@ -1722,7 +1722,7 @@ files = [
 cffi = ">=1.4.1"
 
 [package.extras]
-docs = ["sphinx (>=1.6.5)", "sphinx_rtd_theme"]
+docs = ["sphinx (>=1.6.5)", "sphinx-rtd-theme"]
 tests = ["hypothesis (>=3.27.0)", "pytest (>=3.2.1,!=3.3.0)"]
 
 [[package]]