diff --git a/requirements.txt b/requirements.txt
index a86e66dac..4286972e9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-gitpython>=3.1.37
+9gitpython>=3.1.37
 pybullet~=3.2.5
 rospkg~=1.4.0
 roslibpy~=1.2.1
@@ -15,3 +15,4 @@ SQLAlchemy>=2.0.9
 tqdm==4.66.1
 psutil==5.9.7
 lxml==4.9.1
+typing_extensions==4.9.0