diff --git a/client/commonFramework/add-loop-protect.js b/client/commonFramework/add-loop-protect.js
index 65aebd0ed47..56ad7389b2e 100644
--- a/client/commonFramework/add-loop-protect.js
+++ b/client/commonFramework/add-loop-protect.js
@@ -5,7 +5,11 @@ window.common = (function(global) {
   } = global;
 
   loopProtect.hit = function hit(line) {
-    var err = `Error: Exiting potential infinite loop at line ${line}.`;
+     var err = 'Error: Exiting potential infinite loop at line ' +
+     line +
+     '. To disable loop protection, write: \n\\/\\/ noprotect\nas the first' +
+     'line. Beware that if you do have an infinite loop in your code' +
+     'this will crash your browser.';
     console.error(err);
   };
 
diff --git a/client/commonFramework/update-preview.js b/client/commonFramework/update-preview.js
index ab99e46a6f0..138a9f2fd35 100644
--- a/client/commonFramework/update-preview.js
+++ b/client/commonFramework/update-preview.js
@@ -13,7 +13,11 @@ window.common = (function(global) {
   window.__err = null;
   window.loopProtect.hit = function(line) {
     window.__err = new Error(
-      'Potential infinite loop at line ' + line
+      'Potential infinite loop at line ' +
+      line +
+      '. To disable loop protection, write: \\n\\/\\/ noprotect\\nas the first' +
+      ' line. Beware that if you do have an infinite loop in your code' +
+      ' this will crash your browser.'
     );
   };
 </script>