diff --git a/package.json b/package.json
index a7cc76b..dc24767 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "typescript": "^3.8.3"
   },
   "dependencies": {
-    "immer": "^6.0.1",
+    "immer": "^9.0.6",
     "tslib": "^1.11.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 4756e47..ffb72ba 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3107,10 +3107,10 @@ ignore@^4.0.6:
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-4.0.6.tgz#750e3db5862087b4737ebac8207ffd1ef27b25fc"
   integrity sha512-cyFDKrqc/YdcWFniJhzI42+AzS+gNwmUzOSFcRCQYwySuBBBy/KjuxWLZ/FHEH6Moq1NizMOBWyTcv8O4OZIMg==
 
-immer@^6.0.1:
-  version "6.0.9"
-  resolved "https://registry.yarnpkg.com/immer/-/immer-6.0.9.tgz#b9dd69b8e69b3a12391e87db1e3ff535d1b26485"
-  integrity sha512-SyCYnAuiRf67Lvk0VkwFvwtDoEiCMjeamnHvRfnVDyc7re1/rQrNxuL+jJ7lA3WvdC4uznrvbmm+clJ9+XXatg==
+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==
 
 import-fresh@^3.0.0, import-fresh@^3.1.0, import-fresh@^3.2.1:
   version "3.3.0"