diff --git a/packages/plugin-ext/src/common/plugin-api-rpc.ts b/packages/plugin-ext/src/common/plugin-api-rpc.ts
index 95988bd4f9e75..b01bfba0fe97f 100644
--- a/packages/plugin-ext/src/common/plugin-api-rpc.ts
+++ b/packages/plugin-ext/src/common/plugin-api-rpc.ts
@@ -210,6 +210,10 @@ export interface TerminalServiceExt {
     $currentTerminalChanged(id: string | undefined): void;
 }
 
+export interface OutputChannelRegistryExt {
+    createOutputChannel(name: string, pluginInfo: PluginInfo): theia.OutputChannel
+}
+
 export interface ConnectionMain {
     $createConnection(id: string): Promise<void>;
     $deleteConnection(id: string): Promise<void>;
@@ -1334,6 +1338,7 @@ export const MAIN_RPC_CONTEXT = {
     EDITORS_AND_DOCUMENTS_EXT: createProxyIdentifier<EditorsAndDocumentsExt>('EditorsAndDocumentsExt'),
     DOCUMENTS_EXT: createProxyIdentifier<DocumentsExt>('DocumentsExt'),
     TERMINAL_EXT: createProxyIdentifier<TerminalServiceExt>('TerminalServiceExt'),
+    OUTPUT_CHANNEL_REGISTRY_EXT: createProxyIdentifier<OutputChannelRegistryExt>('OutputChannelRegistryExt'),
     TREE_VIEWS_EXT: createProxyIdentifier<TreeViewsExt>('TreeViewsExt'),
     PREFERENCE_REGISTRY_EXT: createProxyIdentifier<PreferenceRegistryExt>('PreferenceRegistryExt'),
     LANGUAGES_EXT: createProxyIdentifier<LanguagesExt>('LanguagesExt'),
diff --git a/packages/plugin-ext/src/plugin/output-channel-registry.ts b/packages/plugin-ext/src/plugin/output-channel-registry.ts
index e4bc4ea94ffb3..b96e735537222 100644
--- a/packages/plugin-ext/src/plugin/output-channel-registry.ts
+++ b/packages/plugin-ext/src/plugin/output-channel-registry.ts
@@ -14,13 +14,13 @@
  * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
  ********************************************************************************/
 import {
-    PLUGIN_RPC_CONTEXT as Ext, OutputChannelRegistryMain, PluginInfo
+    PLUGIN_RPC_CONTEXT as Ext, OutputChannelRegistryMain, PluginInfo, OutputChannelRegistryExt
 } from '../common/plugin-api-rpc';
 import { RPCProtocol } from '../common/rpc-protocol';
 import * as theia from '@theia/plugin';
 import { OutputChannelImpl } from './output-channel/output-channel-item';
 
-export class OutputChannelRegistryExt {
+export class OutputChannelRegistryExtImpl implements OutputChannelRegistryExt {
 
     proxy: OutputChannelRegistryMain;
 
diff --git a/packages/plugin-ext/src/plugin/plugin-context.ts b/packages/plugin-ext/src/plugin/plugin-context.ts
index 89246eda03e5e..2937388b309fd 100644
--- a/packages/plugin-ext/src/plugin/plugin-context.ts
+++ b/packages/plugin-ext/src/plugin/plugin-context.ts
@@ -119,7 +119,7 @@ import { DocumentsExtImpl } from './documents';
 import Uri from 'vscode-uri';
 import { TextEditorCursorStyle } from '../common/editor-options';
 import { PreferenceRegistryExtImpl } from './preference-registry';
-import { OutputChannelRegistryExt } from './output-channel-registry';
+import { OutputChannelRegistryExtImpl } from './output-channel-registry';
 import { TerminalServiceExtImpl, TerminalExtImpl } from './terminal-ext';
 import { LanguagesExtImpl, score } from './languages';
 import { fromDocumentSelector, pluginToPluginInfo } from './type-converters';
@@ -162,7 +162,7 @@ export function createAPIFactory(
     const documents = rpc.set(MAIN_RPC_CONTEXT.DOCUMENTS_EXT, new DocumentsExtImpl(rpc, editorsAndDocumentsExt));
     const statusBarMessageRegistryExt = new StatusBarMessageRegistryExt(rpc);
     const terminalExt = rpc.set(MAIN_RPC_CONTEXT.TERMINAL_EXT, new TerminalServiceExtImpl(rpc));
-    const outputChannelRegistryExt = new OutputChannelRegistryExt(rpc);
+    const outputChannelRegistryExt = rpc.set(MAIN_RPC_CONTEXT.OUTPUT_CHANNEL_REGISTRY_EXT, new OutputChannelRegistryExtImpl(rpc));
     const languagesExt = rpc.set(MAIN_RPC_CONTEXT.LANGUAGES_EXT, new LanguagesExtImpl(rpc, documents, commandRegistry));
     const treeViewsExt = rpc.set(MAIN_RPC_CONTEXT.TREE_VIEWS_EXT, new TreeViewsExtImpl(rpc, commandRegistry));
     const webviewExt = rpc.set(MAIN_RPC_CONTEXT.WEBVIEWS_EXT, new WebviewsExtImpl(rpc));