diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index bd866e0..eb516a7
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ html5lib==0.9999999
 idna==2.6
 imageio==2.3.0
 ipykernel==4.8.2
-ipython==6.4.0
+ipython==7.16.3
 ipython-genutils==0.2.0
 ipywidgets==7.2.1
 jedi==0.12.0