diff --git a/__tests__/installer.test.ts b/__tests__/installer.test.ts
index b5b3899c..e2aa6536 100644
--- a/__tests__/installer.test.ts
+++ b/__tests__/installer.test.ts
@@ -24,8 +24,8 @@ const tempDir = path.join(
   'temp'
 );
 
-process.env['RUNNER_TOOLSDIRECTORY'] = toolDir;
-process.env['RUNNER_TEMPDIRECTORY'] = tempDir;
+process.env['RUNNER_TOOL_CACHE'] = toolDir;
+process.env['RUNNER_TEMP'] = tempDir;
 import * as installer from '../src/installer';
 
 const IS_WINDOWS = process.platform === 'win32';