diff --git a/lerna.json b/lerna.json
index cbd6818..b14ea71 100644
--- a/lerna.json
+++ b/lerna.json
@@ -1,16 +1,14 @@
 {
-	"packages": [
-		"packages/*"
-	],
-	"npmClient": "yarn",
-	"useWorkspaces": true,
-	"version": "0.14.2",
-	"command": {
-		"publish": {
-			"allowBranch": "master",
-			"registry": "https://registry.npmjs.org/",
-			"message": "chore: bump versions after release",
-			"yes": true
-		}
-	}
+  "packages": ["packages/*"],
+  "npmClient": "yarn",
+  "useWorkspaces": true,
+  "version": "0.14.2",
+  "command": {
+    "publish": {
+      "allowBranch": ["master", "0.15.x"],
+      "registry": "https://registry.npmjs.org/",
+      "message": "chore: bump versions after release",
+      "yes": true
+    }
+  }
 }
diff --git a/packages/cache/src/key-memo/index.ts b/packages/cache/src/key-memo/index.ts
index 19d1e05..45538de 100644
--- a/packages/cache/src/key-memo/index.ts
+++ b/packages/cache/src/key-memo/index.ts
@@ -1,10 +1,10 @@
 import { Map as IM } from "immutable"
 import type { Atom } from "@rixio/atom"
 import { SimpleCache } from "@rixio/lens"
-import { byKeyImmutable } from "@rixio/lens/build/lenses/by-key-immutable"
 import type { Observable } from "rxjs"
 import { Subject } from "rxjs"
 import { first } from "rxjs/operators"
+import { byKeyImmutableFactory } from "@rixio/atom"
 import type { CacheState, KeyEvent, ListDataLoader } from "../domain"
 import { CacheIdle, createErrorKeyEvent, createAddKeyEvent } from "../domain"
 import { Batcher } from "../utils/batcher"
@@ -22,7 +22,7 @@ export interface KeyMemo<K, V> {
 export class KeyMemoImpl<K, V> implements KeyMemo<K, V> {
   private readonly _batch: Batcher<K>
   private readonly _results = new Subject<[K, V | Error]>()
-  private readonly _lensFactory = byKeyImmutable<K, CacheState<V>>(() => CacheIdle.create())
+  private readonly _lensFactory = byKeyImmutableFactory<K, CacheState<V>>(() => CacheIdle.create())
   private readonly _events = new Subject<KeyEvent<K>>()
   readonly events: Observable<KeyEvent<K>> = this._events