diff --git a/packages/jest/src/default-config.resolver.ts b/packages/jest/src/default-config.resolver.ts
index e7cc58274..995e0c921 100644
--- a/packages/jest/src/default-config.resolver.ts
+++ b/packages/jest/src/default-config.resolver.ts
@@ -1,7 +1,7 @@
 import { getSystemPath, join, Path, normalize } from '@angular-devkit/core';
 import defaultConfig from './jest-config/default-config';
 
-export const testPattern = `/**/+(*.)+(spec|test).+(ts|js)?(x)`;
+export const testPattern = `/**/*(*.)@(spec|test).[tj]s?(x)`;
 export const tsConfigName = 'tsconfig.spec.json';
 
 export class DefaultConfigResolver {