diff --git a/start.sh b/start.sh
index d16c0b1..c3f2d33 100755
--- a/start.sh
+++ b/start.sh
@@ -41,6 +41,14 @@ if [[ "${START_BOOTSTRAPPED:-0}" != "1" ]]; then
   if [[ -d "${INSTALL_DIR}/.git" ]]; then
     echo "==> Repo vorhanden, aktualisiere: ${INSTALL_DIR}"
     if [[ "${SKIP_GIT_PULL:-0}" != "1" ]]; then
+      START_FILE_REL="$(basename "$0")"
+      if git -C "${INSTALL_DIR}" diff --quiet -- "${START_FILE_REL}"; then
+        :
+      else
+        echo "==> Lokale Aenderung an ${START_FILE_REL} erkannt, setze Datei fuer Update zurueck"
+        git -C "${INSTALL_DIR}" restore -- "${START_FILE_REL}" || true
+      fi
+
       git -C "${INSTALL_DIR}" fetch --prune origin
       git -C "${INSTALL_DIR}" checkout "${REPO_BRANCH}"
       git -C "${INSTALL_DIR}" pull --ff-only origin "${REPO_BRANCH}"