diff --git a/src/litegraph.js b/src/litegraph.js
index 0c0c1347a..d6e6c5dc5 100755
--- a/src/litegraph.js
+++ b/src/litegraph.js
@@ -94,6 +94,16 @@
 
         searchbox_extras: {}, //used to add extra features to the search box
 
+        /**
+         * Removes all previously registered node's types
+         */
+        clearRegisteredTypes: function() {
+            this.registered_node_types = {};
+            this.node_types_by_file_extension = {};
+            this.Nodes = {};
+            this.searchbox_extras = {};
+        },
+
         /**
          * Register a node class so it can be listed when the user wants to create a new one
          * @method registerNodeType