diff --git a/.changeset/flat-bananas-matter.md b/.changeset/flat-bananas-matter.md
new file mode 100644
index 00000000..901a2d2b
--- /dev/null
+++ b/.changeset/flat-bananas-matter.md
@@ -0,0 +1,5 @@
+---
+"@fast-check/worker": minor
+---
+
+🔥(worker) Drop support for v3 of fats-check
diff --git a/packages/worker/package.json b/packages/worker/package.json
index 4847e5d6..e6681833 100644
--- a/packages/worker/package.json
+++ b/packages/worker/package.json
@@ -46,7 +46,7 @@
   },
   "homepage": "https://github.com/dubzzz/fast-check/tree/main/packages/worker#readme",
   "dependencies": {
-    "fast-check": "^3.4.0 || ^4.0.0",
+    "fast-check": "^4.0.0",
     "pure-rand": "^7.0.0"
   },
   "devDependencies": {
diff --git a/packages/worker/src/internals/worker-property/WorkerPropertyFromWorker.ts b/packages/worker/src/internals/worker-property/WorkerPropertyFromWorker.ts
index 3c4fd3b8..5c5504c0 100644
--- a/packages/worker/src/internals/worker-property/WorkerPropertyFromWorker.ts
+++ b/packages/worker/src/internals/worker-property/WorkerPropertyFromWorker.ts
@@ -88,13 +88,8 @@ export class WorkerPropertyFromWorker<Ts extends [unknown, ...unknown[]]> implem
     return fc.Stream.nil();
   }
 
-  run(v: Ts, dontRunHook?: boolean): Promise<PreconditionFailure | PropertyFailure | null> {
-    return (
-      this.internalProperty.run as (
-        v: Ts,
-        dontRunHook?: boolean,
-      ) => Promise<PreconditionFailure | PropertyFailure | null>
-    )(v, dontRunHook);
+  run(v: Ts): Promise<PreconditionFailure | PropertyFailure | null> {
+    return this.internalProperty.run(v);
   }
 
   beforeEach(hookFunction: AsyncPropertyHookFunction): IAsyncPropertyWithHooks<Ts> {
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 4b6836ab..0bbf470a 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -297,7 +297,7 @@ importers:
   packages/worker:
     dependencies:
       fast-check:
-        specifier: ^3.4.0 || ^4.0.0
+        specifier: ^4.0.0
         version: link:../fast-check
       pure-rand:
         specifier: ^7.0.0