diff --git a/git/ext/gitdb b/git/ext/gitdb
index 65321a28b..4c63ee663 160000
--- a/git/ext/gitdb
+++ b/git/ext/gitdb
@@ -1 +1 @@
-Subproject commit 65321a28b586df60b9d1508228e2f53a35f938eb
+Subproject commit 4c63ee6636a6a3370f58b05d0bd19fec2f16dd5a