diff --git a/gcc/testsuite/g++.dg/opt/20050511-1.C b/gcc/testsuite/g++.dg/opt/20050511-1.C
index a840fb0db8e380d3e6df1799cb86132ba5362782..7041a48200175eba6df9dc8d1e7aea6c591d429d 100644
--- a/gcc/testsuite/g++.dg/opt/20050511-1.C
+++ b/gcc/testsuite/g++.dg/opt/20050511-1.C
@@ -5,7 +5,7 @@
 #include <stdlib.h>
 
 // The VxWorks kernel headers define their own UINT32
-#if defined __vxworks && !defined __RTP__
+#if defined __vxworks
 #define UINT32 my_UINT32
 #endif