diff --git a/sdk/package-lock.json b/sdk/package-lock.json
index 42d0b1c0..b17e8f63 100644
--- a/sdk/package-lock.json
+++ b/sdk/package-lock.json
@@ -19,7 +19,7 @@
         "@storybook/react-vite": "^8.6.0",
         "@stryker-mutator/core": "^8.7.0",
         "@stryker-mutator/jest-runner": "^8.7.0",
-        "@stryker-mutator/typescript-checker": "^8.7.0",
+        "@stryker-mutator/typescript-checker": "^9.6.1",
         "@tanstack/react-query": "^5.0.0",
         "@testing-library/dom": "^10.4.0",
         "@testing-library/react": "^16.0.0",
@@ -4321,28 +4321,68 @@
       "license": "0BSD"
     },
     "node_modules/@stryker-mutator/typescript-checker": {
-      "version": "8.7.1",
-      "resolved": "https://registry.npmjs.org/@stryker-mutator/typescript-checker/-/typescript-checker-8.7.1.tgz",
-      "integrity": "sha512-ZliTju52pOR9Xnh1AjGn4Oet7lTWjbDbi6RfoBGAPzVSZSYcZNnupr3tBtDJX4p2qVYYfYvmhoAKYXbe30dWBQ==",
+      "version": "9.6.1",
+      "resolved": "https://registry.npmjs.org/@stryker-mutator/typescript-checker/-/typescript-checker-9.6.1.tgz",
+      "integrity": "sha512-dCFJDoFixFe7cbilsukb7a5jpn9JRSPef7/vgx+xfaf4gPf/neDVbci8E/YSvxmcFveuPHdeUxioocA1CKZqrg==",
       "dev": true,
       "license": "Apache-2.0",
       "dependencies": {
-        "@stryker-mutator/api": "8.7.1",
-        "@stryker-mutator/util": "8.7.1",
-        "semver": "~7.6.3"
+        "@stryker-mutator/api": "9.6.1",
+        "@stryker-mutator/util": "9.6.1",
+        "semver": "~7.7.0"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=20.0.0"
       },
       "peerDependencies": {
-        "@stryker-mutator/core": "~8.7.0",
+        "@stryker-mutator/core": "9.6.1",
         "typescript": ">=3.6"
       }
     },
+    "node_modules/@stryker-mutator/typescript-checker/node_modules/@stryker-mutator/api": {
+      "version": "9.6.1",
+      "resolved": "https://registry.npmjs.org/@stryker-mutator/api/-/api-9.6.1.tgz",
+      "integrity": "sha512-g8VNoFWQWbx0pdal3Vt8jVCZW+v3sc3gi94iI0GVtVgUGTqphAjJF6EAruPTx0lqvtonsaAxn5TD36hcG1d6Wg==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "dependencies": {
+        "mutation-testing-metrics": "3.7.3",
+        "mutation-testing-report-schema": "3.7.3",
+        "tslib": "~2.8.0",
+        "typed-inject": "~5.0.0"
+      },
+      "engines": {
+        "node": ">=20.0.0"
+      }
+    },
+    "node_modules/@stryker-mutator/typescript-checker/node_modules/@stryker-mutator/util": {
+      "version": "9.6.1",
+      "resolved": "https://registry.npmjs.org/@stryker-mutator/util/-/util-9.6.1.tgz",
+      "integrity": "sha512-Lk/ALVctJjFv1vvwR+CFoKzDCWvsBlq7flDUnmnpuwTrGbm156EdZD1Jjq4o8KdOap0ezUZqQNE9OAI1m2+pUQ==",
+      "dev": true,
+      "license": "Apache-2.0"
+    },
+    "node_modules/@stryker-mutator/typescript-checker/node_modules/mutation-testing-metrics": {
+      "version": "3.7.3",
+      "resolved": "https://registry.npmjs.org/mutation-testing-metrics/-/mutation-testing-metrics-3.7.3.tgz",
+      "integrity": "sha512-B8QrP0ZomErzTPNlhrzKWPNBln+3afwBZPHv0Q7N8wZZTYxMptzb/Gdm3ExXVmioVYrtZAtsDs7W/T/b2AixOQ==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "dependencies": {
+        "mutation-testing-report-schema": "3.7.3"
+      }
+    },
+    "node_modules/@stryker-mutator/typescript-checker/node_modules/mutation-testing-report-schema": {
+      "version": "3.7.3",
+      "resolved": "https://registry.npmjs.org/mutation-testing-report-schema/-/mutation-testing-report-schema-3.7.3.tgz",
+      "integrity": "sha512-BHm3MYq+ckO+t5CtlG8zpqxc75rdJCkxVlE+fGuGJM3F7tNCQ/OW2N+TQVHN3BHsYa84+BFc6g3AwDYkUsw2MA==",
+      "dev": true,
+      "license": "Apache-2.0"
+    },
     "node_modules/@stryker-mutator/typescript-checker/node_modules/semver": {
-      "version": "7.6.3",
-      "resolved": "https://registry.npmjs.org/semver/-/semver-7.6.3.tgz",
-      "integrity": "sha512-oVekP1cKtI+CTDvHWYFUcMtsK/00wmAEfyqKfNdARm8u1wNVhSgaX7A8d4UuIlUI5e84iEwOhs7ZPYRmzU9U6A==",
+      "version": "7.7.4",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.7.4.tgz",
+      "integrity": "sha512-vFKC2IEtQnVhpT78h1Yp8wzwrf8CM+MzKMHGJZfBtzhZNycRFnXsHk6E5TxIkkMsgNS7mdX3AGB7x2QM2di4lA==",
       "dev": true,
       "license": "ISC",
       "bin": {
@@ -4352,6 +4392,16 @@
         "node": ">=10"
       }
     },
+    "node_modules/@stryker-mutator/typescript-checker/node_modules/typed-inject": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/typed-inject/-/typed-inject-5.0.0.tgz",
+      "integrity": "sha512-0Ql2ORqBORLMdAW89TQKZsb1PQkFGImFfVmncXWe7a+AA3+7dh7Se9exxZowH4kbnlvKEFkMxUYdHUpjYWFJaA==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/@stryker-mutator/util": {
       "version": "8.7.1",
       "resolved": "https://registry.npmjs.org/@stryker-mutator/util/-/util-8.7.1.tgz",
diff --git a/sdk/package.json b/sdk/package.json
index e0501d3d..997ee58d 100644
--- a/sdk/package.json
+++ b/sdk/package.json
@@ -77,7 +77,7 @@
     "@storybook/react-vite": "^8.6.0",
     "@stryker-mutator/core": "^8.7.0",
     "@stryker-mutator/jest-runner": "^8.7.0",
-    "@stryker-mutator/typescript-checker": "^8.7.0",
+    "@stryker-mutator/typescript-checker": "^9.6.1",
     "@tanstack/react-query": "^5.0.0",
     "@testing-library/dom": "^10.4.0",
     "@testing-library/react": "^16.0.0",