diff --git a/src/Http/Controllers/ScriptController.php b/src/Http/Controllers/ScriptController.php
index ccb70fef..9860f45e 100644
--- a/src/Http/Controllers/ScriptController.php
+++ b/src/Http/Controllers/ScriptController.php
@@ -9,6 +9,10 @@ class ScriptController
 {
     public function __invoke(Request $request)
     {
+        if (! isset(Ignition::scripts()[$request->script])) {
+            abort(404, 'Script not found');
+        }
+
         return response(
             file_get_contents(
                 Ignition::scripts()[$request->script]