diff --git a/packages/entities-reducer/package.json b/packages/entities-reducer/package.json
index d0ce4c6..16b86fb 100644
--- a/packages/entities-reducer/package.json
+++ b/packages/entities-reducer/package.json
@@ -33,7 +33,7 @@
   "dependencies": {
     "@reduxjs/toolkit": "^1.5.0",
     "@thorgate/spa-is": "1.0.0-beta.4",
-    "immer": "^8.0.1",
+    "immer": "^9.0.6",
     "lru-cache": "^5.1.1"
   },
   "scripts": {
diff --git a/yarn.lock b/yarn.lock
index 12cc2b6..3cafa5d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8173,11 +8173,16 @@ immer@1.10.0:
   resolved "https://registry.yarnpkg.com/immer/-/immer-1.10.0.tgz#bad67605ba9c810275d91e1c2a47d4582e98286d"
   integrity sha512-O3sR1/opvCDGLEVcvrGTMtLac8GJ5IwZC4puPrLuRj3l7ICKvkmA0vGuU9OW8mV9WIBRnaxp5GJh9IEAaNOoYg==
 
-immer@^8.0.0, immer@^8.0.1:
+immer@^8.0.0:
   version "8.0.1"
   resolved "https://registry.yarnpkg.com/immer/-/immer-8.0.1.tgz#9c73db683e2b3975c424fb0572af5889877ae656"
   integrity sha512-aqXhGP7//Gui2+UrEtvxZxSquQVXTpZ7KDxfCcKAF3Vysvw0CViVaW9RZ1j1xlIYqaaaipBoqdqeibkc18PNvA==
 
+immer@^9.0.6:
+  version "9.0.6"
+  resolved "https://registry.yarnpkg.com/immer/-/immer-9.0.6.tgz#7a96bf2674d06c8143e327cbf73539388ddf1a73"
+  integrity sha512-G95ivKpy+EvVAnAab4fVa4YGYn24J1SpEktnJX7JJ45Bd7xqME/SCplFzYFmTbrkwZbQ4xJK1xMTUYBkN6pWsQ==
+
 "immutable@^3.8.1 || ^4.0.0-rc.1":
   version "4.0.0-rc.12"
   resolved "https://registry.yarnpkg.com/immutable/-/immutable-4.0.0-rc.12.tgz#ca59a7e4c19ae8d9bf74a97bdf0f6e2f2a5d0217"