diff --git a/src/acp/translator.prompt-harness.test-support.ts b/src/acp/translator.prompt-harness.test-support.ts
index ef384c60e11..b12701ac3a1 100644
--- a/src/acp/translator.prompt-harness.test-support.ts
+++ b/src/acp/translator.prompt-harness.test-support.ts
@@ -6,15 +6,15 @@ import { createInMemorySessionStore } from "./session.js";
 import { AcpGatewayAgent } from "./translator.js";
 import { createAcpConnection, createAcpGateway } from "./translator.test-helpers.js";
 
-export type PendingPromptHarness = {
+type PendingPromptHarness = {
   agent: AcpGatewayAgent;
   promptPromise: ReturnType<AcpGatewayAgent["prompt"]>;
   runId: string;
 };
 
-export const DEFAULT_SESSION_ID = "session-1";
+const DEFAULT_SESSION_ID = "session-1";
 export const DEFAULT_SESSION_KEY = "agent:main:main";
-export const DEFAULT_PROMPT_TEXT = "hello";
+const DEFAULT_PROMPT_TEXT = "hello";
 
 export function createSessionAgentHarness(
   request: GatewayClient["request"],
diff --git a/src/acp/translator.test-helpers.ts b/src/acp/translator.test-helpers.ts
index 2bd7fd2747f..222ee0ef59b 100644
--- a/src/acp/translator.test-helpers.ts
+++ b/src/acp/translator.test-helpers.ts
@@ -2,7 +2,7 @@ import type { AgentSideConnection } from "@agentclientprotocol/sdk";
 import { vi } from "vitest";
 import type { GatewayClient } from "../gateway/client.js";
 
-export type TestAcpConnection = AgentSideConnection & {
+type TestAcpConnection = AgentSideConnection & {
   __sessionUpdateMock: ReturnType<typeof vi.fn>;
 };
 
diff --git a/src/agents/bundle-mcp.test-harness.ts b/src/agents/bundle-mcp.test-harness.ts
index baa6a572d24..c2019780f49 100644
--- a/src/agents/bundle-mcp.test-harness.ts
+++ b/src/agents/bundle-mcp.test-harness.ts
@@ -9,7 +9,7 @@ const require = createRequire(import.meta.url);
 const SDK_CLIENT_INDEX_PATH = require.resolve("@modelcontextprotocol/sdk/client/index.js");
 const SDK_CLIENT_STDIO_PATH = require.resolve("@modelcontextprotocol/sdk/client/stdio.js");
 
-export { writeBundleProbeMcpServer, writeClaudeBundle, writeExecutable };
+export { writeBundleProbeMcpServer, writeClaudeBundle };
 
 export async function writeFakeClaudeLiveCli(params: {
   filePath: string;
diff --git a/src/agents/openclaw-tools.subagents.test-harness.ts b/src/agents/openclaw-tools.subagents.test-harness.ts
index 355e1f543e1..b27b0cf89fb 100644
--- a/src/agents/openclaw-tools.subagents.test-harness.ts
+++ b/src/agents/openclaw-tools.subagents.test-harness.ts
@@ -5,7 +5,7 @@ import type { MockFn } from "../test-utils/vitest-mock-fn.js";
 import { __testing as subagentAnnounceTesting } from "./subagent-announce.js";
 import { __testing as subagentControlTesting } from "./subagent-control.js";
 
-export type LoadedConfig = ReturnType<(typeof import("../config/config.js"))["getRuntimeConfig"]>;
+type LoadedConfig = ReturnType<(typeof import("../config/config.js"))["getRuntimeConfig"]>;
 
 export const callGatewayMock: MockFn = vi.fn();