diff --git a/src/regular/internal.h b/src/regular/internal.h
index 6202493..6a108ac 100644
--- a/src/regular/internal.h
+++ b/src/regular/internal.h
@@ -1,9 +1,7 @@
 #ifndef WEPOLL_INTERNAL_H_
 #define WEPOLL_INTERNAL_H_
 
-#ifndef WEPOLL_INTERNAL
 #define WEPOLL_INTERNAL
 #define WEPOLL_INTERNAL_EXTERN extern
-#endif
 
 #endif /* WEPOLL_INTERNAL_H_ */