diff --git a/package-lock.json b/package-lock.json
index 34ee867..d41f6c8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -21,7 +21,7 @@
                 "@vitest/coverage-v8": "^4.1.10",
                 "eslint": "^10.6.0",
                 "eslint-plugin-svelte": "^3.20.0",
-                "fast-check": "^4.8.0",
+                "fast-check": "^4.9.0",
                 "globals": "^17.7.0",
                 "happy-dom": "^20.10.6",
                 "jsdom": "^29.1.1",
@@ -3619,9 +3619,9 @@
             }
         },
         "node_modules/fast-check": {
-            "version": "4.8.0",
-            "resolved": "https://registry.npmjs.org/fast-check/-/fast-check-4.8.0.tgz",
-            "integrity": "sha512-GOJ158CUMnN6cSahsv4+ExARvIDuzzinFjkp0E9WtiBa5zcVeLozVkWaE4IzFcc+Y48Wp1EDlUZsXRyAztQcSg==",
+            "version": "4.9.0",
+            "resolved": "https://registry.npmjs.org/fast-check/-/fast-check-4.9.0.tgz",
+            "integrity": "sha512-7ms6T7SybUev/PQITciI0yLM2pOSFy5zpG8Ty7tQofcVaQUvrMXp6CBwqF6fThLCLOrfBtuHAtwq6Yu4XPCllg==",
             "dev": true,
             "funding": [
                 {
diff --git a/package.json b/package.json
index af168da..90d31a6 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
         "@vitest/coverage-v8": "^4.1.10",
         "eslint": "^10.6.0",
         "eslint-plugin-svelte": "^3.20.0",
-        "fast-check": "^4.8.0",
+        "fast-check": "^4.9.0",
         "globals": "^17.7.0",
         "happy-dom": "^20.10.6",
         "jsdom": "^29.1.1",