diff --git a/capsnet-arch/requirements.txt b/capsnet-arch/requirements.txt
index 8da22e5..c8cc67d 100644
--- a/capsnet-arch/requirements.txt
+++ b/capsnet-arch/requirements.txt
@@ -22,7 +22,7 @@ grpcio==1.21.1
 h5py==2.9.0
 idna==2.8
 ipykernel==5.1.1
-ipython==7.6.1
+ipython==7.16.3
 ipython-genutils==0.2.0
 ipywidgets==7.5.0
 jedi==0.14.0