1 files changed, 1 insertions, 0 deletions
diff --git a/bitfield.c b/bitfield.c
index 7b5a2ed..8256e52 100644
--- a/bitfield.c
+++ b/bitfield.c
@@ -1,6 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdint.h>
+#include <string.h>
 #include <math.h>
 #include <limits.h>