diff --git a/package.json b/package.json
index 72df6065b2..71ca6db36a 100644
--- a/package.json
+++ b/package.json
@@ -65,7 +65,7 @@
     "yaml": "^2.1.1"
   },
   "devDependencies": {
-    "@stryker-mutator/core": "^6.1.2",
+    "@stryker-mutator/core": "^6.4.2",
     "c8": "^7.12.0",
     "madge": "^5.0.1",
     "prettier": "^2.7.1",