diff --git a/apps/emqx_bridge/src/emqx_bridge_webhook_schema.erl b/apps/emqx_bridge/src/emqx_bridge_webhook_schema.erl
index f11247d68..d833e6ca8 100644
--- a/apps/emqx_bridge/src/emqx_bridge_webhook_schema.erl
+++ b/apps/emqx_bridge/src/emqx_bridge_webhook_schema.erl
@@ -9,7 +9,7 @@
 
 %%======================================================================================
 %% Hocon Schema Definitions
-namespace() -> "bridge".
+namespace() -> "bridge_webhook".
 
 roots() -> [].
 
diff --git a/lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_hstreamdb.erl b/lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_hstreamdb.erl
index 79a50f35f..3b5183150 100644
--- a/lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_hstreamdb.erl
+++ b/lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_hstreamdb.erl
@@ -50,7 +50,7 @@ values(put) ->
 
 %% -------------------------------------------------------------------------------------------------
 %% Hocon Schema Definitions
-namespace() -> "bridge".
+namespace() -> "bridge_hstreamdb".
 
 roots() -> [].
 
diff --git a/lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_influxdb.erl b/lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_influxdb.erl
index a19459208..a55d9d47a 100644
--- a/lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_influxdb.erl
+++ b/lib-ee/emqx_ee_bridge/src/emqx_ee_bridge_influxdb.erl
@@ -68,7 +68,7 @@ values(Protocol, put) ->
 
 %% -------------------------------------------------------------------------------------------------
 %% Hocon Schema Definitions
-namespace() -> "bridge".
+namespace() -> "bridge_influxdb".
 
 roots() -> [].
 
diff --git a/lib-ee/emqx_ee_connector/src/emqx_ee_connector_hstreamdb.erl b/lib-ee/emqx_ee_connector/src/emqx_ee_connector_hstreamdb.erl
index 56e6e536c..d0bbed136 100644
--- a/lib-ee/emqx_ee_connector/src/emqx_ee_connector_hstreamdb.erl
+++ b/lib-ee/emqx_ee_connector/src/emqx_ee_connector_hstreamdb.erl
@@ -24,6 +24,7 @@
 ]).
 
 -export([
+    namespace/0,
     roots/0,
     fields/1,
     connector_examples/1
@@ -75,6 +76,7 @@ on_flush_result({{flush, _Stream, _Records}, {error, _Reason}}) ->
 
 %% -------------------------------------------------------------------------------------------------
 %% schema
+namespace() -> connector_hstreamdb.
 
 roots() ->
     fields(config).
diff --git a/lib-ee/emqx_ee_connector/src/emqx_ee_connector_influxdb.erl b/lib-ee/emqx_ee_connector/src/emqx_ee_connector_influxdb.erl
index c6528ffd0..8ba8478b3 100644
--- a/lib-ee/emqx_ee_connector/src/emqx_ee_connector_influxdb.erl
+++ b/lib-ee/emqx_ee_connector/src/emqx_ee_connector_influxdb.erl
@@ -20,6 +20,7 @@
 ]).
 
 -export([
+    namespace/0,
     fields/1,
     connector_examples/1
 ]).
@@ -46,6 +47,7 @@ on_get_status(_InstId, #{client := Client}) ->
 
 %% -------------------------------------------------------------------------------------------------
 %% schema
+namespace() -> connector_influxdb.
 
 fields("put_udp") ->
     fields(influxdb_udp);