diff --git a/scripts/ios/custom-widget.js b/scripts/ios/custom-widget.js
index 6af5ef8..1272d8e 100644
--- a/scripts/ios/custom-widget.js
+++ b/scripts/ios/custom-widget.js
@@ -19,6 +19,17 @@ if (rootdir) {
       return path.join(projectRoot, "platforms", platform, cfg.name(), relPath);
     };
 
+    var appendTo = function(path, methodHeader, implementation) {
+      var data = fs.readFileSync(path, "utf8");
+      var indexOfMethodHeader = data.indexOf(methodHeader);
+      if (indexOfMethodHeader == -1) {
+        return false;        
+      }
+      var result = data.replace(methodHeader, methodHeader + '\n' + implementation);
+      fs.writeFileSync(path, result, "utf8");
+      return true;
+    };
+
     var replace = function(path, to_replace, replace_with) {
       var data = fs.readFileSync(path, "utf8");
       var result = data.replace(to_replace, replace_with);
@@ -31,7 +42,14 @@ if (rootdir) {
       var finishLaunchingReplace = "/* HOOK: applicationDidFinishLaunching */";
       replace(appDelegate, importReplace, "#import \"ESFBMessaging.h\"\n" + importReplace);
       replace(appDelegate, finishLaunchingReplace, "[ESFBMessaging setLaunchData:launchOptions];\n\t" + finishLaunchingReplace);
-      replace(appDelegate, "@end", "- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo fetchCompletionHandler:(nonnull void (^)(UIBackgroundFetchResult))completionHandler {" + "\n\t" + "[ESFBMessaging notificationReceived:userInfo];" + "\n\t" + "completionHandler(UIBackgroundFetchResultNewData);\n}" + "\n\n" + "@end")
+
+
+      var header = "- (void)application:(UIApplication *)application didReceiveRemoteNotification:(NSDictionary *)userInfo fetchCompletionHandler:(nonnull void (^)(UIBackgroundFetchResult))completionHandler {";
+      var implementation = "\t[ESFBMessaging notificationReceived:userInfo];" + "\n\t" + "completionHandler(UIBackgroundFetchResultNewData);\n";
+      var method = header + "\n" + "\t[ESFBMessaging notificationReceived:userInfo];\n" + '}';
+      if (!appendTo(appDelegate, header, implementation)) {
+        replace(appDelegate, "@end", method + "\n" + "@end");
+      }
     };
 
     updateIOSAppDelegate();