diff --git a/sandbox/linux/syscall_broker/remote_syscall_arg_handler.cc b/sandbox/linux/syscall_broker/remote_syscall_arg_handler.cc
index 33ff80225..d503a86e0 100644
--- a/sandbox/linux/syscall_broker/remote_syscall_arg_handler.cc
+++ b/sandbox/linux/syscall_broker/remote_syscall_arg_handler.cc
@@ -4,6 +4,8 @@
 
 #include "sandbox/linux/syscall_broker/remote_syscall_arg_handler.h"
 
+#include <string.h>
+
 #include <sys/ioctl.h>
 #include <sys/syscall.h>
 #include <sys/types.h>