diff --git a/server/red_worker.h b/server/red_worker.h
index 15d5f82c..80cd8c01 100644
--- a/server/red_worker.h
+++ b/server/red_worker.h
@@ -18,6 +18,8 @@
 #ifndef _H_REDWORKER
 #define _H_REDWORKER
 
+#include <unistd.h>
+#include <errno.h>
 #include "red_common.h"