diff --git a/src/ckdb.h b/src/ckdb.h
index 6bfeb572..008404ab 100644
--- a/src/ckdb.h
+++ b/src/ckdb.h
@@ -52,7 +52,7 @@
 
 #define DB_VLOCK "1"
 #define DB_VERSION "0.9.2"
-#define CKDB_VERSION DB_VERSION"-0.500"
+#define CKDB_VERSION DB_VERSION"-0.501"
 
 #define WHERE_FFL " - from %s %s() line %d"
 #define WHERE_FFL_HERE __FILE__, __func__, __LINE__
diff --git a/src/ckdb_cmd.c b/src/ckdb_cmd.c
index b04893ed..8995f134 100644
--- a/src/ckdb_cmd.c
+++ b/src/ckdb_cmd.c
@@ -1803,7 +1803,7 @@ static char *cmd_auth_do(PGconn *conn, char *cmd, char *id, char *by,
 	}
 
 	snprintf(reply, siz,
-		 "ok.auth={\"secondaryuserid\":\"%s\","
+		 "ok.authorise={\"secondaryuserid\":\"%s\","
 		 "\"difficultydefault\":%d}",
 		 users->secondaryuserid, workers->difficultydefault);
 	LOGDEBUG("%s.%s", id, reply);