diff --git a/ArchMd/requirements.txt b/ArchMd/requirements.txt
old mode 100755
new mode 100644
index 2cd457c..7e4b926
--- a/ArchMd/requirements.txt
+++ b/ArchMd/requirements.txt
@@ -43,7 +43,7 @@ gprof2dot==2016.10.13
 httplib2==0.9.2
 idna==2.8
 invoke==1.2.0
-ipython==7.4.0
+ipython==7.16.3
 ipython-genutils==0.2.0
 itsdangerous==1.1.0
 jdcal==1.4