diff --git a/requirements.txt b/requirements.txt
index 2b7e8a8..159ab64 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -60,7 +60,7 @@ more-itertools==8.0.2
 mujoco-py==0.5.7
 nbconvert==5.6.1
 nbformat==5.0.5
-notebook==6.0.3
+notebook==6.1.5
 numpy==1.16.1
 olefile==0.46
 opencv-python==4.1.2.30