diff --git a/reactos/lib/crt/include/internal/debug.h b/reactos/lib/crt/include/internal/debug.h
index 56e0eeea5b7..0b19203764b 100644
--- a/reactos/lib/crt/include/internal/debug.h
+++ b/reactos/lib/crt/include/internal/debug.h
@@ -28,7 +28,7 @@
    #define sT "s"
 #endif
 
-
+unsigned long DbgPrint(char *Format,...);
 
 #define TRACE(...)