diff --git a/test_requirements.txt b/test_requirements.txt
index 846895f..de9403b 100644
--- a/test_requirements.txt
+++ b/test_requirements.txt
@@ -6,7 +6,7 @@ colorama==0.3.9
 first==2.0.1
 git-semver==0.2.3
 gitdb2==2.0.4
-GitPython==3.1.34
+GitPython==3.1.35
 isort==4.3.4
 Jinja2==2.11.3
 lazy-object-proxy==1.3.1