diff --git a/src/main/acp/provider-session-creator.test.ts b/src/main/acp/provider-session-creator.test.ts
index 731bfd6b..4db23ead 100644
--- a/src/main/acp/provider-session-creator.test.ts
+++ b/src/main/acp/provider-session-creator.test.ts
@@ -1,4 +1,5 @@
 import type { ActiveSession, ClientConnection } from '@agentclientprotocol/sdk'
+import { resolve } from 'node:path'
 import { describe, expect, it, vi } from 'vitest'
 
 import type { SessionPermissionProfileState } from '../../shared/permission-profiles'
@@ -150,7 +151,7 @@ describe('AcpProviderSessionCreator', () => {
 
     expect(result).toEqual({
       sessionId: 'provider-session',
-      cwd: '/workspace',
+      cwd: resolve('/workspace'),
       frameworkId: 'claude-code',
       backendId: 'claude-code'
     })
diff --git a/src/main/acp/provider-session-resumer.test.ts b/src/main/acp/provider-session-resumer.test.ts
index f6886b0e..0dda9a49 100644
--- a/src/main/acp/provider-session-resumer.test.ts
+++ b/src/main/acp/provider-session-resumer.test.ts
@@ -1,4 +1,5 @@
 import type { ActiveSession, ClientConnection } from '@agentclientprotocol/sdk'
+import { resolve } from 'node:path'
 import { describe, expect, it, vi } from 'vitest'
 
 import type { AcpCreateSessionResponse, AcpResumeSessionRequest } from '../../shared/acp'
@@ -238,7 +239,7 @@ describe('AcpProviderSessionResumer', () => {
 
     expect(response).toEqual({
       sessionId: 'stable-app-session',
-      cwd: '/workspace',
+      cwd: resolve('/workspace'),
       frameworkId: 'claude-code',
       backendId: 'claude-code'
     })
diff --git a/src/main/acp/session-replacement-workflow.test.ts b/src/main/acp/session-replacement-workflow.test.ts
index abdab0f3..7e925c13 100644
--- a/src/main/acp/session-replacement-workflow.test.ts
+++ b/src/main/acp/session-replacement-workflow.test.ts
@@ -1,4 +1,5 @@
 import type { ActiveSession, ClientConnection } from '@agentclientprotocol/sdk'
+import { resolve } from 'node:path'
 import { describe, expect, it, vi } from 'vitest'
 
 import type { AcpCreateSessionResponse } from '../../shared/acp'
@@ -83,7 +84,7 @@ describe('AcpSessionReplacementWorkflow', () => {
     expect(supersedeInteraction).toHaveBeenCalledWith('app-session')
     expect(adopt).toHaveBeenCalledWith('app-session', {
       connection,
-      cwd: '/new-workspace',
+      cwd: resolve('/new-workspace'),
       projectName: 'new-project',
       identity: expect.any(Object),
       permissionProfile: 'ask',
diff --git a/src/main/notebook/runtime-service.test.ts b/src/main/notebook/runtime-service.test.ts
index fc45369e..f0d19002 100644
--- a/src/main/notebook/runtime-service.test.ts
+++ b/src/main/notebook/runtime-service.test.ts
@@ -7788,6 +7788,6 @@ describe('v4 runtime bindings & agent tools', () => {
 
       await rm(manualDir, { recursive: true, force: true })
     },
-    30_000
+    60_000
   )
 })