diff --git a/reactos/include/ddk/winddk.h b/reactos/include/ddk/winddk.h
index da2dfe0e1f4..3a658aac111 100644
--- a/reactos/include/ddk/winddk.h
+++ b/reactos/include/ddk/winddk.h
@@ -11091,7 +11091,7 @@ DbgPrintEx(
   IN ...);
 
 ULONG
-DDKCDECLAPI
+NTAPI
 vDbgPrintEx(
   IN ULONG ComponentId,
   IN ULONG Level,
@@ -11099,7 +11099,7 @@ vDbgPrintEx(
   IN va_list ap);
 
 ULONG
-DDKCDECLAPI
+NTAPI
 vDbgPrintExWithPrefix(
   IN LPCSTR Prefix,
   IN ULONG ComponentId,