diff --git a/install.sh b/install.sh
index ef1125a..ef9ba74 100755
--- a/install.sh
+++ b/install.sh
@@ -385,7 +385,7 @@ else
 fi
 
 # Update fully applied — tell the in-browser progress page it may finish (real completion signal).
-set_stage done
+set_stage "done"
 
 # ── closing banner (passwords shown ONLY here) ───────────────────────
 echo