diff --git a/packages/cli/src/config/auth.test.ts b/packages/cli/src/config/auth.test.ts
index 8d565dca13..2eacd71ed5 100644
--- a/packages/cli/src/config/auth.test.ts
+++ b/packages/cli/src/config/auth.test.ts
@@ -18,6 +18,10 @@ vi.mock('./settings.js', () => ({
 describe('validateAuthMethod', () => {
   beforeEach(() => {
     vi.resetModules();
+    vi.stubEnv('GEMINI_API_KEY', undefined);
+    vi.stubEnv('GOOGLE_CLOUD_PROJECT', undefined);
+    vi.stubEnv('GOOGLE_CLOUD_LOCATION', undefined);
+    vi.stubEnv('GOOGLE_API_KEY', undefined);
   });
 
   afterEach(() => {