diff --git a/components/server/src/container-module.ts b/components/server/src/container-module.ts
index f0fa281810528d..e30d2835b3a89a 100644
--- a/components/server/src/container-module.ts
+++ b/components/server/src/container-module.ts
@@ -81,7 +81,6 @@ import { GitTokenValidator } from "./workspace/git-token-validator";
 import { newAnalyticsWriterFromEnv } from "@gitpod/gitpod-protocol/lib/util/analytics";
 import { OAuthController } from "./oauth-server/oauth-controller";
 import { ImageBuildPrefixContextParser } from "./workspace/imagebuild-prefix-context-parser";
-import { AdditionalContentPrefixContextParser } from "./workspace/additional-content-prefix-context-parser";
 import { HeadlessLogService } from "./workspace/headless-log-service";
 import { HeadlessLogController } from "./workspace/headless-log-controller";
 import { IAnalyticsWriter } from "@gitpod/gitpod-protocol/lib/analytics";
@@ -188,7 +187,6 @@ export const productionContainerModule = new ContainerModule((bind, unbind, isBo
     bind(IPrefixContextParser).to(ReferrerPrefixParser).inSingletonScope();
     bind(IPrefixContextParser).to(EnvvarPrefixParser).inSingletonScope();
     bind(IPrefixContextParser).to(ImageBuildPrefixContextParser).inSingletonScope();
-    bind(IPrefixContextParser).to(AdditionalContentPrefixContextParser).inSingletonScope();
 
     bind(GitTokenScopeGuesser).toSelf().inSingletonScope();
     bind(GitTokenValidator).toSelf().inSingletonScope();
diff --git a/components/server/src/workspace/additional-content-prefix-context-parser.ts b/components/server/src/workspace/additional-content-prefix-context-parser.ts
deleted file mode 100644
index 7df2f3ac9029a4..00000000000000
--- a/components/server/src/workspace/additional-content-prefix-context-parser.ts
+++ /dev/null
@@ -1,43 +0,0 @@
-/**
- * Copyright (c) 2021 Gitpod GmbH. All rights reserved.
- * Licensed under the GNU Affero General Public License (AGPL).
- * See License-AGPL.txt in the project root for license information.
- */
-
-import { AdditionalContentContext, User, WorkspaceContext } from "@gitpod/gitpod-protocol";
-import { log } from "@gitpod/gitpod-protocol/lib/util/logging";
-import { base64decode } from "@jmondi/oauth2-server";
-import { inject, injectable } from "inversify";
-import { Config } from "../config";
-import { IPrefixContextParser } from "./context-parser";
-
-/**
- * mostly for testing purpose
- */
-@injectable()
-export class AdditionalContentPrefixContextParser implements IPrefixContextParser {
-    @inject(Config) protected readonly config: Config;
-    static PREFIX = /^\/?additionalcontent\/([^\/]*)\//;
-
-    findPrefix(user: User, context: string): string | undefined {
-        if (this.config.hostUrl.url.host !== "gitpod.io") {
-            const result = AdditionalContentPrefixContextParser.PREFIX.exec(context);
-            if (result) {
-                return result[0];
-            }
-        }
-        return undefined;
-    }
-
-    public async handle(user: User, prefix: string, context: WorkspaceContext): Promise<WorkspaceContext> {
-        const match = AdditionalContentPrefixContextParser.PREFIX.exec(prefix);
-        if (!match) {
-            log.error("Could not parse prefix " + prefix);
-            return context;
-        }
-        const text = base64decode(decodeURIComponent(match[1]));
-        const files = JSON.parse(text);
-        (context as AdditionalContentContext).additionalFiles = files;
-        return context;
-    }
-}