diff --git a/libmariadb/mariadb_lib.c b/libmariadb/mariadb_lib.c
index c97df1e1..c415818d 100644
--- a/libmariadb/mariadb_lib.c
+++ b/libmariadb/mariadb_lib.c
@@ -647,8 +647,8 @@ struct st_default_options mariadb_defaults[] =
   {MARIADB_OPT_SSL_FP_LIST, MARIADB_OPTION_STR, "ssl-fp-list"},
   {MARIADB_OPT_SSL_FP_LIST, MARIADB_OPTION_STR, "ssl-fplist"},
   {MARIADB_OPT_TLS_PASSPHRASE, MARIADB_OPTION_STR, "ssl-passphrase"},
-  {MARIADB_OPT_TLS_VERSION, MARIADB_OPTION_STR, "tls_version"},
-  {MYSQL_SERVER_PUBLIC_KEY, MARIADB_OPTION_STR, "server_public_key"},
+  {MARIADB_OPT_TLS_VERSION, MARIADB_OPTION_STR, "tls-version"},
+  {MYSQL_SERVER_PUBLIC_KEY, MARIADB_OPTION_STR, "server-public-key"},
   {MYSQL_OPT_BIND, MARIADB_OPTION_STR, "bind-address"},
   {MYSQL_OPT_SSL_ENFORCE, MARIADB_OPTION_BOOL, "ssl-enforce"},
   {0, 0, NULL}