1 files changed, 1 insertions, 0 deletions

diff --git a/date.c b/date.c
index 73fc705..8b6a062 100644
--- a/date.c
+++ b/date.c
@@ -31,6 +31,7 @@
 #include <unistd.h>
 #include <time.h>
 #include <stdio.h>
+#include <string.h>
 #include <getopt.h>