diff --git a/kuser/kuser_locl.h b/kuser/kuser_locl.h
index 39bdb486a..576a7bacf 100644
--- a/kuser/kuser_locl.h
+++ b/kuser/kuser_locl.h
@@ -48,6 +48,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
 #ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
 #endif