diff --git a/reactos/include/reactos/libs/pseh/pseh2.h b/reactos/include/reactos/libs/pseh/pseh2.h
index fc640cc8a22..b2666585f6b 100644
--- a/reactos/include/reactos/libs/pseh/pseh2.h
+++ b/reactos/include/reactos/libs/pseh/pseh2.h
@@ -413,6 +413,7 @@ static inline __attribute__((always_inline)) __attribute__((returns_twice)) void
 
 __SEH_END_SCOPE_CHAIN;
 
+#define _SEH2_VOLATILE volatile
 
 #else
 #error no PSEH support