diff --git a/reactos/drivers/ksfilter/ks/worker.c b/reactos/drivers/ksfilter/ks/worker.c
index 2f4ce8d8626..639f9cd7835 100644
--- a/reactos/drivers/ksfilter/ks/worker.c
+++ b/reactos/drivers/ksfilter/ks/worker.c
@@ -179,7 +179,7 @@ KsRegisterCountedWorker(
     if (NT_SUCCESS(Status))
     {
         /* get ks worker implementation */
-        KsWorker = (PKSIWORKER)Worker;
+        KsWorker = *(PKSIWORKER*)Worker;
         /* store counted work item */
         KsWorker->CountedWorkItem = CountedWorkItem;
     }