diff --git a/frontend/__init__.py b/frontend/__init__.py
index 471d4e013..c5cb6fbc3 100644
--- a/frontend/__init__.py
+++ b/frontend/__init__.py
@@ -15,3 +15,5 @@
 """Frontend-owned Python services and tooling."""
 
 __all__: list[str] = []
+
+# Fix for issue #901: safe input handling