diff --git a/requirements.txt b/requirements.txt
index ec6d586..dea066d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ fs==2.4.16
 gflanguages==0.5.4
 gftools==0.9.33
 gitdb==4.0.10
-GitPython==3.1.32
+GitPython==3.1.35
 glyphsets==0.6.2
 glyphsLib==6.3.0
 h11==0.14.0