diff --git a/packages/cucumber-runner/package.json b/packages/cucumber-runner/package.json
index 2952f09799..fa50128038 100644
--- a/packages/cucumber-runner/package.json
+++ b/packages/cucumber-runner/package.json
@@ -40,7 +40,7 @@
   },
   "peerDependencies": {
     "@cucumber/cucumber": "^8.0.0",
-    "@stryker-mutator/core": "~6.3.0"
+    "@stryker-mutator/core": "^6.4.0"
   },
   "dependencies": {
     "@cucumber/messages": "^21.0.0",
diff --git a/packages/grunt-stryker/package.json b/packages/grunt-stryker/package.json
index 0233b97901..20d573d599 100644
--- a/packages/grunt-stryker/package.json
+++ b/packages/grunt-stryker/package.json
@@ -38,7 +38,7 @@
     "@types/node": "18.13.0"
   },
   "peerDependencies": {
-    "@stryker-mutator/core": "~6.3.0",
+    "@stryker-mutator/core": "^6.4.0",
     "grunt": ">=0.4.5"
   }
 }
diff --git a/packages/jasmine-runner/package.json b/packages/jasmine-runner/package.json
index 5db042b716..027bbdb1be 100644
--- a/packages/jasmine-runner/package.json
+++ b/packages/jasmine-runner/package.json
@@ -38,7 +38,7 @@
   },
   "homepage": "https://stryker-mutator.io/docs/stryker-js/jasmine-runner",
   "peerDependencies": {
-    "@stryker-mutator/core": "~6.3.0",
+    "@stryker-mutator/core": "^6.4.0",
     "jasmine": ">=3.10 <5"
   },
   "devDependencies": {
diff --git a/packages/jest-runner/package.json b/packages/jest-runner/package.json
index cb66bf3aa5..e3408ec418 100644
--- a/packages/jest-runner/package.json
+++ b/packages/jest-runner/package.json
@@ -71,7 +71,7 @@
     "ts-node": "10.9.1"
   },
   "peerDependencies": {
-    "@stryker-mutator/core": "~6.3.0"
+    "@stryker-mutator/core": "^6.4.0"
   },
   "dependencies": {
     "@stryker-mutator/api": "6.4.0",
diff --git a/packages/karma-runner/package.json b/packages/karma-runner/package.json
index 3a9a263ed2..d79d41d710 100644
--- a/packages/karma-runner/package.json
+++ b/packages/karma-runner/package.json
@@ -47,7 +47,7 @@
     "karma-mocha": "2.0.1"
   },
   "peerDependencies": {
-    "@stryker-mutator/core": "~6.3.0"
+    "@stryker-mutator/core": "^6.4.0"
   },
   "dependencies": {
     "@stryker-mutator/api": "6.4.0",
diff --git a/packages/mocha-runner/package.json b/packages/mocha-runner/package.json
index d3f53dc70f..eb54bdb0c4 100644
--- a/packages/mocha-runner/package.json
+++ b/packages/mocha-runner/package.json
@@ -48,7 +48,7 @@
     "@types/node": "18.13.0"
   },
   "peerDependencies": {
-    "@stryker-mutator/core": "~6.3.0",
+    "@stryker-mutator/core": "^6.4.0",
     "mocha": ">= 7.2 < 11"
   }
 }
diff --git a/packages/typescript-checker/package.json b/packages/typescript-checker/package.json
index 9f80f01b88..6a18679229 100644
--- a/packages/typescript-checker/package.json
+++ b/packages/typescript-checker/package.json
@@ -43,7 +43,7 @@
     "@types/semver": "7.3.13"
   },
   "peerDependencies": {
-    "@stryker-mutator/core": "~6.3.0",
+    "@stryker-mutator/core": "^6.4.0",
     "typescript": ">=3.6"
   }
 }