diff --git a/lib/krb5/krb5_locl.h b/lib/krb5/krb5_locl.h
index 87f71e249..d0ee35d26 100644
--- a/lib/krb5/krb5_locl.h
+++ b/lib/krb5/krb5_locl.h
@@ -45,6 +45,7 @@
 #include <string.h>
 #include <stdio.h>
 #include <stdlib.h>
+#include <limits.h>
 
 #ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>