diff --git a/client.c b/client.c
index 4e7f7dcc..231f45fb 100644
--- a/client.c
+++ b/client.c
@@ -18,6 +18,7 @@
 
 #include <sys/types.h>
 #include <sys/socket.h>
+#include <sys/uio.h>
 #include <sys/un.h>
 #include <sys/wait.h>
 #include <sys/file.h>