diff --git a/quantum/dynamic_keymap.c b/quantum/dynamic_keymap.c
index ffc160e8b9f..3fd939be7c1 100644
--- a/quantum/dynamic_keymap.c
+++ b/quantum/dynamic_keymap.c
@@ -23,6 +23,7 @@
 #include "keycodes.h"
 #include "action_tapping.h"
 #include "wait.h"
+#include <string.h>
 
 #ifdef VIA_ENABLE
 #    include "via.h"