diff --git a/helpers.c b/helpers.c
index 03ecd687..bf3a1a0a 100644
--- a/helpers.c
+++ b/helpers.c
@@ -1,5 +1,6 @@
 
 #include <string.h>
+#include <limits.h>
 #include <stdlib.h>
 #include <sys/stat.h>
 #include <sys/types.h>