diff --git a/src/listener.c b/src/listener.c
index 05bb7435a..7ab1a87d1 100644
--- a/src/listener.c
+++ b/src/listener.c
@@ -14,6 +14,8 @@
 #include <errno.h>
 #include <stdio.h>
 #include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
 
 #include <common/accept4.h>
 #include <common/config.h>