diff --git a/package.json b/package.json
index 2a0a9c9..cbebc51 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "@testing-library/jest-dom": "^4.2.4",
     "@testing-library/react": "^9.3.2",
     "@testing-library/user-event": "^7.1.2",
-    "immer": "^7.0.5",
+    "immer": "^9.0.6",
     "react": "^16.13.1",
     "react-dnd": "^11.1.3",
     "react-dnd-html5-backend": "^11.1.3",
diff --git a/yarn.lock b/yarn.lock
index 96f5245..779d466 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5304,10 +5304,10 @@ immer@1.10.0:
   resolved "https://registry.yarnpkg.com/immer/-/immer-1.10.0.tgz#bad67605ba9c810275d91e1c2a47d4582e98286d"
   integrity sha512-O3sR1/opvCDGLEVcvrGTMtLac8GJ5IwZC4puPrLuRj3l7ICKvkmA0vGuU9OW8mV9WIBRnaxp5GJh9IEAaNOoYg==
 
-immer@^7.0.5:
-  version "7.0.5"
-  resolved "https://registry.yarnpkg.com/immer/-/immer-7.0.5.tgz#8af347db5b60b40af8ae7baf1784ea4d35b5208e"
-  integrity sha512-TtRAKZyuqld2eYjvWgXISLJ0ZlOl1OOTzRmrmiY8SlB0dnAhZ1OiykIDL5KDFNaPHDXiLfGQFNJGtet8z8AEmg==
+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"