diff --git a/desktop/flipper-server-core/src/plugins/ServerAddOn.tsx b/desktop/flipper-server-core/src/plugins/ServerAddOn.tsx
index fc9471e37..fc2c90505 100644
--- a/desktop/flipper-server-core/src/plugins/ServerAddOn.tsx
+++ b/desktop/flipper-server-core/src/plugins/ServerAddOn.tsx
@@ -13,12 +13,15 @@ import {
   ServerAddOnDesktopToModuleConnection,
   FlipperServerForServerAddOn,
 } from './ServerAddOnDesktopToModuleConnection';
-import {ServerAddOnModuleToDesktopConnection} from './ServerAddOnModuleToDesktopConnection';
+import {
+  ServerAddOnModuleToDesktopConnection,
+  ServerAddOnPluginConnection,
+} from './ServerAddOnModuleToDesktopConnection';
 
 type ServerAddOnCleanup = () => Promise<void>;
 interface ServerAddOnModule {
   serverAddOn?: (
-    connection: ServerAddOnModuleToDesktopConnection,
+    connection: ServerAddOnPluginConnection,
     {flipperServer}: {flipperServer: FlipperServerForServerAddOn},
   ) => Promise<ServerAddOnCleanup>;
 }
diff --git a/desktop/flipper-server-core/src/plugins/ServerAddOnModuleToDesktopConnection.tsx b/desktop/flipper-server-core/src/plugins/ServerAddOnModuleToDesktopConnection.tsx
index eb44e6281..66ac1faa1 100644
--- a/desktop/flipper-server-core/src/plugins/ServerAddOnModuleToDesktopConnection.tsx
+++ b/desktop/flipper-server-core/src/plugins/ServerAddOnModuleToDesktopConnection.tsx
@@ -29,7 +29,15 @@ export type ServerAddOnModuleToDesktopConnectionEvents = {
   message: ExecuteMessage;
 };
 
-export class ServerAddOnModuleToDesktopConnection extends EventEmitter {
+export interface ServerAddOnPluginConnection {
+  send(method: string, params: unknown): void;
+  receive(method: string, receiver: FlipperPluginReceiver): void;
+}
+
+export class ServerAddOnModuleToDesktopConnection
+  extends EventEmitter
+  implements ServerAddOnPluginConnection
+{
   private subscriptions: Map<string, FlipperPluginReceiver> = new Map();
 
   send(method: string, params: unknown) {