diff --git a/src/dev/jest/config.js b/src/dev/jest/config.js
index 3cedc3281be73..c9da0355dce5e 100644
--- a/src/dev/jest/config.js
+++ b/src/dev/jest/config.js
@@ -80,7 +80,7 @@ export default {
   moduleFileExtensions: ['js', 'json', 'ts', 'tsx', 'node'],
   modulePathIgnorePatterns: ['__fixtures__/', 'target/'],
   testEnvironment: 'jest-environment-jsdom-thirteen',
-  testMatch: ['**/*.test.{js,ts,tsx}'],
+  testMatch: ['**/*.test.{js,mjs,ts,tsx}'],
   testPathIgnorePatterns: [
     '<rootDir>/packages/kbn-ui-framework/(dist|doc_site|generator-kui)/',
     '<rootDir>/packages/kbn-pm/dist/',