diff --git a/extensions/mattermost/channel-plugin-api.ts b/extensions/mattermost/channel-plugin-api.ts
new file mode 100644
index 00000000000..e4907886d02
--- /dev/null
+++ b/extensions/mattermost/channel-plugin-api.ts
@@ -0,0 +1,3 @@
+// Keep bundled channel entry imports narrow so bootstrap/discovery paths do
+// not drag the broader Mattermost helper surfaces into lightweight plugin loads.
+export { mattermostPlugin } from "./src/channel.js";
diff --git a/extensions/mattermost/index.ts b/extensions/mattermost/index.ts
index 247e5082e30..4e97e7b2e07 100644
--- a/extensions/mattermost/index.ts
+++ b/extensions/mattermost/index.ts
@@ -18,7 +18,7 @@ export default defineBundledChannelEntry({
   description: "Mattermost channel plugin",
   importMetaUrl: import.meta.url,
   plugin: {
-    specifier: "./src/channel.js",
+    specifier: "./channel-plugin-api.js",
     exportName: "mattermostPlugin",
   },
   runtime: {
diff --git a/extensions/mattermost/setup-entry.ts b/extensions/mattermost/setup-entry.ts
index c68ed581fbd..20a6932f1ae 100644
--- a/extensions/mattermost/setup-entry.ts
+++ b/extensions/mattermost/setup-entry.ts
@@ -3,7 +3,7 @@ import { defineBundledChannelSetupEntry } from "openclaw/plugin-sdk/channel-entr
 export default defineBundledChannelSetupEntry({
   importMetaUrl: import.meta.url,
   plugin: {
-    specifier: "./src/channel.js",
+    specifier: "./channel-plugin-api.js",
     exportName: "mattermostPlugin",
   },
 });