diff --git a/lib/lwres/lwres_grbn.c b/lib/lwres/lwres_grbn.c
index 670fbc9465..ad450a8035 100644
--- a/lib/lwres/lwres_grbn.c
+++ b/lib/lwres/lwres_grbn.c
@@ -241,7 +241,7 @@ lwres_grbnrequest_parse(lwres_context_t *ctx, lwres_buffer_t *b,
 	return (LWRES_R_SUCCESS);
 }
 
-/*% Thread-save equivalent to \link lwres_gabn.c lwres_gabn* \endlink routines. */
+/*% Thread-safe equivalent to \link lwres_gabn.c lwres_gabn* \endlink routines. */
 lwres_result_t
 lwres_grbnresponse_parse(lwres_context_t *ctx, lwres_buffer_t *b,
 			lwres_lwpacket_t *pkt, lwres_grbnresponse_t **structp)