diff --git a/post_install.sh b/post_install.sh
index 440e9ad..d726544 100644
--- a/post_install.sh
+++ b/post_install.sh
@@ -98,10 +98,11 @@ while true; do
             continue
         fi
 
-        # Script ausführen
-        # --------------------------------------
-        # Strg+C im Unter-Script abfangen, Master-Script bleibt aktiv
-        ( trap '' SIGINT; bash "$tmpfile" )
+        # Script ausführen in Subshell mit SIGINT-Handler
+        (
+          trap 'echo -e "\n${YELLOW}${INDENT}Unter-Script abgebrochen! Zurück zum Menü...${RESET}"; exit 1' SIGINT
+          bash "$tmpfile"
+        )
         rm -f "$tmpfile"
 
         echo -e "\n${CYAN}${INDENT}------------------------------------${RESET}"