diff --git a/include/net-legacy.h b/include/net-legacy.h
index 51780999a88..a7dbcec1506 100644
--- a/include/net-legacy.h
+++ b/include/net-legacy.h
@@ -17,6 +17,7 @@
 #include <log.h>
 #include <time.h>
 #include <linux/if_ether.h>
+#include <linux/string.h>
 
 struct bd_info;
 struct cmd_tbl;