diff --git a/dlls/storage.dll16/storage.c b/dlls/storage.dll16/storage.c
index 4807bcd4369..dcaff5c7a73 100644
--- a/dlls/storage.dll16/storage.c
+++ b/dlls/storage.dll16/storage.c
@@ -33,7 +33,7 @@
 #endif
 
 #define NONAMELESSUNION
-#define NONAMELESSSTRUCT
+
 #include "windef.h"
 #include "winbase.h"
 #include "winternl.h"