diff --git a/update_child_repos.sh b/update_child_repos.sh
index bfdaea8..bf425c6 100755
--- a/update_child_repos.sh
+++ b/update_child_repos.sh
@@ -18,21 +18,30 @@ PREVIOUS_COMMIT_ID=$(git log --format="%H" -n 2 HEAD | tail -n 1)
 
 if [ "${PREVIOUS_COMMIT_ID}" = "${CURRENT_COMMIT_ID}" ]; then
   FILES_CHANGED=""
+  FILES_PERMISSION_CHANGED=""
 else
   FILES_CHANGED=$(git diff --name-only "${PREVIOUS_COMMIT_ID}" "${CURRENT_COMMIT_ID}" | tr '\n' ' ')
+  FILES_PERMISSION_CHANGED=$(git diff --summary "${PREVIOUS_COMMIT_ID}" "${CURRENT_COMMIT_ID}" | grep "mode change" | sed -E 's/.*mode change [0-9]+ => [0-9]+ (.*)/\1/' | tr '\n' ' ')
 fi
 
 is_file_changed() {
   local file_to_check="$1"
-  if [ -z "${FILES_CHANGED}" ]; then
+  if [ -z "${FILES_CHANGED}" ] && [ -z "${FILES_PERMISSION_CHANGED}" ]; then
     return 1
   fi
-  
+
+  # Check if file was changed (content or permissions)
   for changed_file in ${FILES_CHANGED}; do
     if [ "${changed_file}" = "${file_to_check}" ]; then
       return 0
     fi
   done
+
+  for changed_file in ${FILES_PERMISSION_CHANGED}; do
+    if [ "${changed_file}" = "${file_to_check}" ]; then
+      return 0
+    fi
+  done
   return 1
 }