diff --git a/examples/research_projects/movement-pruning/lxmert/requirements.txt b/examples/research_projects/movement-pruning/lxmert/requirements.txt
index a45405320..b1d20e0e2 100644
--- a/examples/research_projects/movement-pruning/lxmert/requirements.txt
+++ b/examples/research_projects/movement-pruning/lxmert/requirements.txt
@@ -47,7 +47,7 @@ nbclient==0.5.0
 nbconvert==6.0.1
 nbformat==5.0.7
 nest-asyncio==1.4.0
-notebook==6.1.4
+notebook==6.1.5
 numpy==1.19.2
 opencv-python==4.4.0.42
 packaging==20.3