diff --git a/makedocker b/makedocker
index 6e8041e..049c51b 100755
--- a/makedocker
+++ b/makedocker
@@ -36,5 +36,4 @@ then
 else
     echo "python3 mkconcore.py $graphml $sourcedir $studydir docker"
     python3 mkconcore.py $graphml $sourcedir $studydir docker
-    chmod +x */*
 fi
diff --git a/makestudy b/makestudy
index 0e5c75e..310de02 100755
--- a/makestudy
+++ b/makestudy
@@ -39,10 +39,8 @@ else
     then
        echo "python3 mkconcore.py $graphml $sourcedir $studydir macos"
        python3 mkconcore.py $graphml $sourcedir $studydir macos
-       chmod +x */*
     else
        echo "python3 mkconcore.py $graphml $sourcedir $studydir ubuntu"
        python3 mkconcore.py $graphml $sourcedir $studydir ubuntu
-       chmod +x */*
     fi
 fi