diff --git a/client/package.json b/client/package.json
index 62452e0..afe0550 100644
--- a/client/package.json
+++ b/client/package.json
@@ -7,7 +7,7 @@
     "@testing-library/jest-dom": "^4.2.4",
     "@testing-library/react": "^9.3.2",
     "@testing-library/user-event": "^7.1.2",
-    "immer": "^6.0.3",
+    "immer": "^9.0.6",
     "moment": "^2.24.0",
     "react": "^16.13.1",
     "react-dom": "^16.13.1",
diff --git a/client/yarn.lock b/client/yarn.lock
index ae830cd..1012216 100644
--- a/client/yarn.lock
+++ b/client/yarn.lock
@@ -5175,10 +5175,10 @@ immer@1.10.0:
   resolved "https://registry.yarnpkg.com/immer/-/immer-1.10.0.tgz#bad67605ba9c810275d91e1c2a47d4582e98286d"
   integrity sha512-O3sR1/opvCDGLEVcvrGTMtLac8GJ5IwZC4puPrLuRj3l7ICKvkmA0vGuU9OW8mV9WIBRnaxp5GJh9IEAaNOoYg==
 
-immer@^6.0.3:
-  version "6.0.3"
-  resolved "https://registry.yarnpkg.com/immer/-/immer-6.0.3.tgz#94d5051cd724668160a900d66d85ec02816f29bd"
-  integrity sha512-12VvNrfSrXZdm/BJgi/KDW2soq5freVSf3I1+4CLunUM8mAGx2/0Njy0xBVzi5zewQZiwM7z1/1T+8VaI7NkmQ==
+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-cwd@^2.0.0:
   version "2.1.0"