diff --git a/admin/ktutil_locl.h b/admin/ktutil_locl.h
index 45ab4f6e9..5a0c9101d 100644
--- a/admin/ktutil_locl.h
+++ b/admin/ktutil_locl.h
@@ -56,6 +56,7 @@
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif
+#include <roken.h>
 
 #include <krb5.h>