diff --git a/lib/krb5/doxygen.c b/lib/krb5/doxygen.c
index de9971c0c..18f5323f6 100644
--- a/lib/krb5/doxygen.c
+++ b/lib/krb5/doxygen.c
@@ -480,6 +480,7 @@
  *       uint8_t vno8;
  *       keyblock key;
  *       uint32_t vno; #only present if >= 4 bytes left in entry
+ *       uint32_t flags; #only present if >= 4 bytes left in entry
  *   };
  *
  *   counted_octet_string {