diff --git a/flashutils/flashutils.c b/flashutils/flashutils.c
index de45e87..fe1181f 100644
--- a/flashutils/flashutils.c
+++ b/flashutils/flashutils.c
@@ -3,6 +3,7 @@
 #include <unistd.h>
 #include <sys/wait.h>
 #include <stdio.h>
+#include <string.h>
 
 #include "flashutils/flashutils.h"