diff --git a/packages/effect-fc/src/Lens.ts b/packages/effect-fc/src/Lens.ts
index 9b0bcee..262b8cd 100644
--- a/packages/effect-fc/src/Lens.ts
+++ b/packages/effect-fc/src/Lens.ts
@@ -14,7 +14,7 @@ export declare namespace useState {
 export const useState = Effect.fnUntraced(function* <A, ER, EW, RR, RW>(
     lens: Lens.Lens<A, ER, EW, RR, RW>,
     options?: useState.Options<NoInfer<A>>,
-): Effect.fn.Return<readonly [A, React.Dispatch<React.SetStateAction<A>>], ER | EW, RR | RW> {
+): Effect.fn.Return<readonly [A, React.Dispatch<React.SetStateAction<A>>], ER, RR | RW> {
     const [reactStateValue, setReactStateValue] = React.useState(yield* Component.useOnMount(() => Lens.get(lens)))
 
     yield* Component.useReactEffect(() => Effect.forkScoped(