diff --git a/rsync.h b/rsync.h
index 6b25e6c2..d947895a 100644
--- a/rsync.h
+++ b/rsync.h
@@ -779,6 +779,7 @@ typedef struct {
 
 #ifndef __GNUC__
 #define __attribute__(x)
+#else
 # if __GNUC__ <= 2
 # define NORETURN
 # endif