diff --git a/server/src/index.ts b/server/src/index.ts
index 904866e..6aa4b25 100644
--- a/server/src/index.ts
+++ b/server/src/index.ts
@@ -9,14 +9,29 @@ import {
 import { nativeEvents } from './native.events'
 
 class Server {
+    private isNativeEvent(eventName: string): eventName is keyof IServerEvents {
+        return nativeEvents.includes(eventName)
+    }
+
+    public testRegister(
+        event: string,
+        callback: (player: PlayerMp, ...args: unknown[]) => void,
+    ) {
+        rpc.register(event, async (data, info) => {
+            callback(info.player as PlayerMp, ...data)
+        })
+    }
+
     public register<EventName extends RageFW_ServerEvent>(
         eventName: EventName,
         callback: RageFW_ServerEventCallback<EventName>,
     ): void {
-        if (nativeEvents.includes(eventName)) {
+        if (this.isNativeEvent(eventName)) {
             mp.events.add(eventName, callback)
         } else {
-            rpc.register(eventName, callback as rpc.ProcedureListener)
+            rpc.register(eventName, async (data: any[], info) => {
+                return callback(info.player as PlayerMp, data)
+            })
         }
     }
 
@@ -54,3 +69,9 @@ export const fw = {
     event: new Server(),
     player: new Player(),
 }
+
+fw.event.register('ggfdgfd', player => {})
+
+fw.event.registerMany({
+    trailerAttached: player => {},
+})
diff --git a/server/src/types.ts b/server/src/types.ts
index 439351c..f1d46fc 100644
--- a/server/src/types.ts
+++ b/server/src/types.ts
@@ -9,16 +9,15 @@ export type RageFW_ServerEvent =
     | keyof RageFW_ICustomServerEvent
     | keyof IServerEvents
 
-export type RageFW_ServerEventCallback<
-    K extends keyof RageFW_ICustomServerEvent | keyof IServerEvents,
-> = K extends keyof RageFW_ICustomServerEvent
-    ? (
-          player: PlayerMp,
-          ...args: Parameters<RageFW_ICustomServerEvent[K]>
-      ) => ReturnType<RageFW_ICustomServerEvent[K]>
-    : K extends keyof IServerEvents
-      ? ThisifyServerEvents[K]
-      : never
+export type RageFW_ServerEventCallback<K extends RageFW_ServerEvent> =
+    K extends keyof RageFW_ICustomServerEvent
+        ? (
+              player: PlayerMp,
+              ...args: Parameters<RageFW_ICustomServerEvent[K]>
+          ) => ReturnType<RageFW_ICustomServerEvent[K]>
+        : K extends keyof IServerEvents
+          ? ThisifyServerEvents[K]
+          : never
 
 export type RageFW_ClientEvent = keyof RageFW_ICustomClientEvent