diff --git a/tools/winebuild/utils.c b/tools/winebuild/utils.c
index 7722bf6d28cdc7ef22353ded543628963e62fb84..f87927212be532c7f31ff5223d7c5d383addff5a 100644
--- a/tools/winebuild/utils.c
+++ b/tools/winebuild/utils.c
@@ -260,7 +260,7 @@ const char *make_c_identifier( const char *str )
  */
 int get_alignment(int alignBoundary)
 {
-#ifdef __PPC__
+#ifdef __powerpc__
 
     int n = 0;