diff --git a/apps/emqx_management/src/emqx_mgmt_auth.erl b/apps/emqx_management/src/emqx_mgmt_auth.erl
index 3d97e53bc..e92a9310d 100644
--- a/apps/emqx_management/src/emqx_mgmt_auth.erl
+++ b/apps/emqx_management/src/emqx_mgmt_auth.erl
@@ -59,7 +59,7 @@ mnesia(boot) ->
     ]).
 
 create(Name, Enable, ExpiredAt, Desc) ->
-    case mnesia:table_info(?APP, size) < 30 of
+    case mnesia:table_info(?APP, size) < 1024 of
         true -> create_app(Name, Enable, ExpiredAt, Desc);
         false -> {error, "Maximum ApiKey"}
     end.
diff --git a/apps/emqx_management/test/emqx_mgmt_api_app_SUITE.erl b/apps/emqx_management/test/emqx_mgmt_api_api_keys_SUITE.erl
similarity index 99%
rename from apps/emqx_management/test/emqx_mgmt_api_app_SUITE.erl
rename to apps/emqx_management/test/emqx_mgmt_api_api_keys_SUITE.erl
index a3aaf8f58..3203a4a7c 100644
--- a/apps/emqx_management/test/emqx_mgmt_api_app_SUITE.erl
+++ b/apps/emqx_management/test/emqx_mgmt_api_api_keys_SUITE.erl
@@ -13,7 +13,7 @@
 %% See the License for the specific language governing permissions and
 %% limitations under the License.
 %%--------------------------------------------------------------------
--module(emqx_mgmt_api_app_SUITE).
+-module(emqx_mgmt_api_api_keys_SUITE).
 
 -compile(export_all).
 -compile(nowarn_export_all).
@@ -69,7 +69,7 @@ t_create_failed(_Config) ->
     ?assertEqual(BadRequest, create_app(LongName)),
 
     {ok, List} = list_app(),
-    CreateNum = 30 - erlang:length(List),
+    CreateNum = 1024 - erlang:length(List),
     Names = lists:map(
         fun(Seq) ->
             <<"EMQX-API-FAILED-KEY-", (integer_to_binary(Seq))/binary>>