diff --git a/src/plugins/plugin.ts b/src/plugins/plugin.ts
index f5b385690..a37302774 100644
--- a/src/plugins/plugin.ts
+++ b/src/plugins/plugin.ts
@@ -141,10 +141,12 @@ function wrapObservable(pluginObj: any, methodName: string, args: any[], opts: a
 
     return () => {
       try {
-        if (opts.clearWithArgs) {
-          return get(window, pluginObj.pluginRef)[opts.clearFunction].apply(pluginObj, args);
+        if (opts.clearFunction) {
+          if (opts.clearWithArgs) {
+            return get(window, pluginObj.pluginRef)[opts.clearFunction].apply(pluginObj, args);
+          }
+          return get(window, pluginObj.pluginRef)[opts.clearFunction].call(pluginObj, pluginResult);
         }
-        return get(window, pluginObj.pluginRef)[opts.clearFunction].call(pluginObj, pluginResult);
       } catch (e) {
         console.warn('Unable to clear the previous observable watch for', pluginObj.name, methodName);
         console.error(e);