diff --git a/dev-requirements.txt b/dev-requirements.txt
index 5990e008b5..38b6c95d26 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -14,6 +14,6 @@ requests==2.32.3
 ruamel.yaml==0.17.21
 asgiref==3.7.2
 psutil==7.2.2
-GitPython==3.1.41
+GitPython==3.1.47
 pre-commit==3.7.0
 ruff==0.14.1
diff --git a/tox.ini b/tox.ini
index 4d3f11faf9..4320dce733 100644
--- a/tox.ini
+++ b/tox.ini
@@ -344,7 +344,7 @@ commands_post =
 [testenv:public-symbols-check]
 recreate = True
 deps =
-  GitPython==3.1.40
+  GitPython==3.1.47
   griffe==1.7.3
   toml
 commands =