diff --git a/test/server/lib/DocApi.ts b/test/server/lib/DocApi.ts
index 3d9b1f854a..2db1fc9607 100644
--- a/test/server/lib/DocApi.ts
+++ b/test/server/lib/DocApi.ts
@@ -172,8 +172,10 @@ describe('DocApi', function () {
           ...overrideEnvConf
         };
         const home = await TestServer.startServer('home', tmpDir, suitename, additionalEnvConfiguration);
-        const docs = await TestServer.startServer(
-          'docs', tmpDir, suitename, additionalEnvConfiguration, home.serverUrl
+        const docs = await TestServer.startServer('docs', tmpDir, suitename, {
+          ...additionalEnvConfiguration,
+          APP_DOC_URL: `${await proxy.getServerUrl()}/dw/dw1`,
+        }, home.serverUrl
         );
         proxy.requireFromOutsideHeader();
 
@@ -2915,7 +2917,7 @@ function testDocApi() {
   });
 
   it('POST /workspaces/{wid}/import handles empty filenames', async function () {
-    if (!process.env.TEST_REDIS_URL || docs.proxiedServer) {
+    if (!process.env.TEST_REDIS_URL) {
       this.skip();
     }
     const worker1 = await userApi.getWorkerAPI('import');
@@ -5356,7 +5358,10 @@ function setup(name: string, cb: () => Promise<void>) {
     await cb();
 
     // create TestDoc as an empty doc into Private workspace
-    userApi = api = home.makeUserApi(ORG_NAME);
+    userApi = api = home.makeUserApi(ORG_NAME, 'chimpy', {
+      headers: makeConfig('chimpy').headers as Record<string, string>,
+      serverUrl
+    });
     const wid = await getWorkspaceId(api, 'Private');
     docIds.TestDoc = await api.newDoc({name: 'TestDoc'}, wid);
   });
diff --git a/test/server/lib/helpers/TestServer.ts b/test/server/lib/helpers/TestServer.ts
index 959468598f..0ba24a2d83 100644
--- a/test/server/lib/helpers/TestServer.ts
+++ b/test/server/lib/helpers/TestServer.ts
@@ -88,6 +88,9 @@ export class TestServer {
       APP_HOME_INTERNAL_URL: homeUrl,
       GRIST_TESTING_SOCKET: this.testingSocket,
       GRIST_PORT: String(port),
+      ...(this._serverTypes.includes('docs') ? {
+        APP_DOC_INTERNAL_URL: this._serverUrl,
+      }: {}),
       ...this._defaultEnv,
       ...customEnv
     };
@@ -258,7 +261,7 @@ export class TestServerReverseProxy {
   }
 
   public async start(homeServer: TestServer, docServer: TestServer) {
-    this._app.all(['/dw/dw1', '/dw/dw1/*'], (oreq, ores) => this._getRequestHandlerFor(docServer));
+    this._app.all(['/dw/dw1', '/dw/dw1/*'], this._getRequestHandlerFor(docServer));
     this._app.all('/*', this._getRequestHandlerFor(homeServer));
 
     // Forbid now the use of serverUrl property, so we don't allow the tests to