diff --git a/src/cli/plugins-cli-test-helpers.ts b/src/cli/plugins-cli-test-helpers.ts
index 1eef4d23caf..c751944caac 100644
--- a/src/cli/plugins-cli-test-helpers.ts
+++ b/src/cli/plugins-cli-test-helpers.ts
@@ -74,6 +74,12 @@ const uninstallPlugin: AsyncUnknownMock = vi.fn();
 export const updateNpmInstalledPlugins: AsyncUnknownMock = vi.fn();
 export const updateNpmInstalledHookPacks: AsyncUnknownMock = vi.fn();
 export const promptYesNo: AsyncUnknownMock = vi.fn();
+export class PromptInputClosedError extends Error {
+  constructor() {
+    super("Prompt input closed before an answer was received.");
+    this.name = "PromptInputClosedError";
+  }
+}
 export const installPluginFromNpmSpec: AsyncUnknownMock = vi.fn();
 export const installPluginFromPath: AsyncUnknownMock = vi.fn();
 export const installPluginFromClawHub: AsyncUnknownMock = vi.fn();
@@ -455,6 +461,7 @@ vi.mock("../hooks/update.js", () => ({
 }));
 
 vi.mock("./prompt.js", () => ({
+  PromptInputClosedError,
   promptYesNo: ((...args: Parameters<(typeof import("./prompt.js"))["promptYesNo"]>) =>
     invokeMock<
       Parameters<(typeof import("./prompt.js"))["promptYesNo"]>,
diff --git a/src/cli/plugins-cli.uninstall.test.ts b/src/cli/plugins-cli.uninstall.test.ts
index 2de9c85b101..20212154bc8 100644
--- a/src/cli/plugins-cli.uninstall.test.ts
+++ b/src/cli/plugins-cli.uninstall.test.ts
@@ -7,6 +7,7 @@ import {
   buildPluginSnapshotReport,
   loadConfig,
   planPluginUninstall,
+  PromptInputClosedError,
   promptYesNo,
   refreshPluginRegistry,
   replaceConfigFile,
@@ -163,9 +164,6 @@ describe("plugins cli uninstall", () => {
         },
       },
     } as OpenClawConfig;
-    const promptClosedError = new Error("prompt closed");
-    promptClosedError.name = "PromptInputClosedError";
-
     loadConfig.mockReturnValue(baseConfig);
     setInstalledPluginIndexInstallRecords(baseConfig.plugins?.installs ?? {});
     buildPluginDiagnosticsReport.mockReturnValue({
@@ -187,7 +185,7 @@ describe("plugins cli uninstall", () => {
       },
       directoryRemoval: null,
     });
-    promptYesNo.mockRejectedValueOnce(promptClosedError);
+    promptYesNo.mockRejectedValueOnce(new PromptInputClosedError());
 
     await expect(runPluginsCommand(["plugins", "uninstall", "alpha"])).rejects.toThrow(
       "__exit__:1",