diff --git a/bin/qemush b/bin/qemush
index ca51748..2ce6b4c 100755
--- a/bin/qemush
+++ b/bin/qemush
@@ -95,7 +95,9 @@ public_diskls() {
 }
 
 public_edit() {
-    "$EDITOR" "${bin}/${1}"
+    local file="${bin}/${1}"
+    "$EDITOR" "$file"
+    exec chmod 740 "$file"
 }
 
 public_rm() {