diff --git a/packages/reffuse/src/SetStateAction.ts b/packages/reffuse/src/SetStateAction.ts
index 42008e1..f456407 100644
--- a/packages/reffuse/src/SetStateAction.ts
+++ b/packages/reffuse/src/SetStateAction.ts
@@ -3,8 +3,8 @@ import type React from "react"
 
 
 export const value: {
-    <S>(prevState: S): (setStateAction: React.SetStateAction<S>) => S
-    <S>(setStateAction: React.SetStateAction<S>, prevState: S): S
+    <S>(prevState: S): (self: React.SetStateAction<S>) => S
+    <S>(self: React.SetStateAction<S>, prevState: S): S
 } = Function.dual(2, <S>(self: React.SetStateAction<S>, prevState: S): S =>
     typeof self === "function"
         ? (self as (prevState: S) => S)(prevState)