diff --git a/packages/effect-fc/src/PropertyPath.test.ts b/packages/effect-fc/src/PropertyPath.test.ts
index aef2cf0..4c68a38 100644
--- a/packages/effect-fc/src/PropertyPath.test.ts
+++ b/packages/effect-fc/src/PropertyPath.test.ts
@@ -1,6 +1,6 @@
 import { describe, expect, test } from "bun:test"
 import { Option } from "effect"
-import * as PropertyPath from "./PropertyPath.ts"
+import * as PropertyPath from "./PropertyPath.js"
 
 
 describe("immutableSet with arrays", () => {
@@ -59,12 +59,6 @@ describe("immutableSet with arrays", () => {
         expect(result).toEqual(Option.none())
     })
 
-    test("curried form works with arrays", () => {
-        const setSecond = PropertyPath.immutableSet([1], 42)
-        const result = setSecond([10, 20, 30])
-        expect(result).toEqual(Option.some([10, 42, 30]))
-    })
-
     test("empty path returns Option.some of the value itself", () => {
         const arr = [1, 2, 3]
         const result = PropertyPath.immutableSet(arr, [], [9, 9, 9] as any)
diff --git a/packages/effect-fc/src/SubscriptionSubRef.test.ts b/packages/effect-fc/src/SubscriptionSubRef.test.ts
index e0a8a9d..4db616c 100644
--- a/packages/effect-fc/src/SubscriptionSubRef.test.ts
+++ b/packages/effect-fc/src/SubscriptionSubRef.test.ts
@@ -1,6 +1,6 @@
 import { describe, expect, test } from "bun:test"
 import { Chunk, Effect, Ref, SubscriptionRef } from "effect"
-import * as SubscriptionSubRef from "./SubscriptionSubRef.ts"
+import * as SubscriptionSubRef from "./SubscriptionSubRef.js"
 
 
 describe("SubscriptionSubRef with array refs", () => {