diff --git a/requirements.txt b/requirements.txt
index e32b56d..8255cb6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 GitPython==2.1.14
-gitdb==0.6.4
+gitdb==4.0.9
 attrs==19.3.0
 smmap==0.9.0
\ No newline at end of file