diff --git a/include/modules/sway/ipc/client.hpp b/include/modules/sway/ipc/client.hpp
index 268ab01f..a621a927 100644
--- a/include/modules/sway/ipc/client.hpp
+++ b/include/modules/sway/ipc/client.hpp
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <iostream>
+#include <cstring>
 #include <unistd.h>
 #include <sys/socket.h>
 #include <sys/un.h>