diff --git a/dist/version b/dist/version
index 20a1265cf..c262b1f0d 100644
--- a/dist/version
+++ b/dist/version
@@ -1 +1 @@
-1.21.4
+1.21.6
diff --git a/src/js/scriptlet-filtering.js b/src/js/scriptlet-filtering.js
index b1cd51419..be98e80b6 100644
--- a/src/js/scriptlet-filtering.js
+++ b/src/js/scriptlet-filtering.js
@@ -396,12 +396,12 @@
         out.unshift(
             '(function() {',
             '// >>>> start of private namespace',
-            '',
+            ''
         );
         out.push(
             '',
             '// <<<< end of private namespace',
-            '})();',
+            '})();'
         );
 
         return out.join('\n');