diff --git a/src/mermaid.js b/src/mermaid.js
index 183c11a1b..ebfc87532 100644
--- a/src/mermaid.js
+++ b/src/mermaid.js
@@ -98,7 +98,7 @@ const init = function () {
       if (typeof callback !== 'undefined') {
         callback(id)
       }
-      bindFunctions(element)
+      if (bindFunctions) bindFunctions(element)
     }, element)
   }
 }