diff --git a/dendronet_legacy/patric_application/patric_tree_storage/requirements.txt b/dendronet_legacy/patric_application/patric_tree_storage/requirements.txt
index c984c64..14859e2 100644
--- a/dendronet_legacy/patric_application/patric_tree_storage/requirements.txt
+++ b/dendronet_legacy/patric_application/patric_tree_storage/requirements.txt
@@ -16,7 +16,7 @@ grpcio==1.19.0
 h5py==2.9.0
 imageio==2.6.1
 ipykernel==5.1.1
-ipython==7.6.0
+ipython==7.16.3
 ipython-genutils==0.2.0
 ipywidgets==7.5.0
 jedi==0.14.0