diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 5270dc41..afc6d9e2
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ httplib2==0.11.3
 idna==2.6
 imagesize==1.0.0
 ipykernel==4.8.2
-ipython==6.3.1
+ipython==7.16.3
 ipython-genutils==0.2.0
 ipywidgets==7.2.0
 jedi==0.11.1