diff --git a/reactos/include/ddk/winddk.h b/reactos/include/ddk/winddk.h
index 6ea3a23ead7..620a8a17eba 100644
--- a/reactos/include/ddk/winddk.h
+++ b/reactos/include/ddk/winddk.h
@@ -5832,11 +5832,11 @@ KeAcquireSpinLockRaiseToDpc(
 
 #define ASSERT(exp) \
   (VOID)((!(exp)) ? \
-    RtlAssert( #exp, __FILE__, __LINE__, NULL ), FALSE : TRUE)
+    RtlAssert( (PVOID)#exp, (PVOID)__FILE__, __LINE__, NULL ), FALSE : TRUE)
 
 #define ASSERTMSG(msg, exp) \
   (VOID)((!(exp)) ? \
-    RtlAssert( #exp, __FILE__, __LINE__, msg ), FALSE : TRUE)
+    RtlAssert( (PVOID)#exp, (PVOID)__FILE__, __LINE__, msg ), FALSE : TRUE)
 
 #define RTL_SOFT_ASSERT(exp) \
   (VOID)((!(exp)) ? \