1 files changed, 1 insertions, 0 deletions

diff --git a/sort.c b/sort.c
index ed68722..79e629c 100644
--- a/sort.c
+++ b/sort.c
@@ -22,6 +22,7 @@
  */
 
 #include <getopt.h>
+#include <string.h>
 #include <stdlib.h>
 #include "busybox.h"