diff --git a/apps/emqx_bridge/src/emqx_bridge_v2_api.erl b/apps/emqx_bridge/src/emqx_bridge_v2_api.erl
index 3c6fea98b..a7bef1952 100644
--- a/apps/emqx_bridge/src/emqx_bridge_v2_api.erl
+++ b/apps/emqx_bridge/src/emqx_bridge_v2_api.erl
@@ -126,7 +126,7 @@ paths() ->
         %% %% try to match the latter first, trying to interpret `metrics' as an operation...
         "/sources/:id/metrics",
         "/sources/:id/metrics/reset",
-        "/sources_probe"
+        "/sources_probe",
         "/source_types"
     ].
 
@@ -639,16 +639,16 @@ schema("/source_types") ->
         'operationId' => '/source_types',
         get => #{
             tags => [<<"sources">>],
-            desc => ?DESC("desc_api10"),
+            desc => ?DESC("desc_api11"),
             summary => <<"List available source types">>,
             responses => #{
                 200 => emqx_dashboard_swagger:schema_with_examples(
-                    array(emqx_bridge_v2_schema:action_types_sc()),
+                    array(emqx_bridge_v2_schema:source_types_sc()),
                     #{
                         <<"types">> =>
                             #{
                                 summary => <<"Source types">>,
-                                value => emqx_bridge_v2_schema:action_types()
+                                value => emqx_bridge_v2_schema:source_types()
                             }
                     }
                 )
diff --git a/rel/i18n/emqx_bridge_v2_api.hocon b/rel/i18n/emqx_bridge_v2_api.hocon
index 773b4e20f..8d2369843 100644
--- a/rel/i18n/emqx_bridge_v2_api.hocon
+++ b/rel/i18n/emqx_bridge_v2_api.hocon
@@ -60,6 +60,12 @@ desc_api10.desc:
 desc_api10.label:
 """List action types"""
 
+desc_api11.desc:
+"""Lists the available source types."""
+
+desc_api11.label:
+"""List source types"""
+
 desc_bridge_metrics.desc:
 """Get bridge metrics by id."""