diff --git a/jest.config.js b/jest.config.js
index a5bc07829..c72c793ef 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -143,21 +143,24 @@ module.exports = {
   // Adds a location field to test results
   // testLocationInResults: false,
 
+  // TBD ENABLED to work with Stryker Jest runner:
   // The glob patterns Jest uses to detect test files
-  // testMatch: [
-  //   "**/__tests__/**/*.[jt]s?(x)",
-  //   "**/?(*.)+(spec|test).[tj]s?(x)"
-  // ],
+  testMatch: [
+    "**/__tests__/**/*.[jt]s?(x)",
+    "**/?(*.)+(spec|test).[tj]s?(x)"
+  ],
 
   // An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
-  // testPathIgnorePatterns: [
+  testPathIgnorePatterns: [
   //   "/node_modules/"
-  // ],
+    "/test/test.js"
+  ],
 
+  // TBD NOT WORKING with Stryker Jest runner:
   // The regexp pattern or array of patterns that Jest uses to detect test files
-  testRegex: [
-  	/\.test\.js?$/
-	],
+  //  testRegex: [
+  //    /\.test\.js?$/
+  //  ],
 
   // This option allows the use of a custom results processor
   // testResultsProcessor: undefined,
diff --git a/package-lock.json b/package-lock.json
index 09264fe00..45ec9b15a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -864,6 +864,18 @@
         "weapon-regex": "~0.4.1"
       }
     },
+    "@stryker-mutator/jest-runner": {
+      "version": "4.5.1",
+      "resolved": "https://registry.npmjs.org/@stryker-mutator/jest-runner/-/jest-runner-4.5.1.tgz",
+      "integrity": "sha512-ei0YWdf3tjShChvU5cBBET3Eqa3PfshcfHxAG/RgYgrfZYGHL1GnT5dsGLojf4b5TEPY12Q9HVkSnsnoFvW5mQ==",
+      "dev": true,
+      "requires": {
+        "@stryker-mutator/api": "4.5.1",
+        "@stryker-mutator/util": "4.5.1",
+        "semver": "~6.3.0",
+        "tslib": "~2.1.0"
+      }
+    },
     "@stryker-mutator/util": {
       "version": "4.5.1",
       "resolved": "https://registry.npmjs.org/@stryker-mutator/util/-/util-4.5.1.tgz",
diff --git a/package.json b/package.json
index ee395572b..18b1a7311 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,8 @@
   },
   "dependencies": {},
   "devDependencies": {
-    "@stryker-mutator/core": "^4.5.1",
+    "@stryker-mutator/core": "4.5.1",
+    "@stryker-mutator/jest-runner": "4.5.1",
     "dom-js": "0.0.9",
     "eslint": "^7.24.0",
     "eslint-config-prettier": "^8.2.0",
diff --git a/stryker.conf.json b/stryker.conf.json
index 5fcbb873e..d92798974 100644
--- a/stryker.conf.json
+++ b/stryker.conf.json
@@ -7,15 +7,12 @@
     "progress",
     "dashboard"
   ],
-  "testRunner": "command",
+  "testRunner": "jest",
+  "coverageAnalysis": "perTest",
   "dashboard": {
     "project": "github.com/brodybits/xmldom",
     "version": "master"
   },
-  "coverageAnalysis": "off",
-  "commandRunner": {
-    "command": "npm run test:jest -- --bail --no-cache --ci --maxWorkers=1"
-  },
   "timeoutMS_comment": "When all tests pass (mutant survives) our tests need some time. So this is configured to prevent 'timeout's",
   "timeoutMS": 15000
 }