diff --git a/package-lock.json b/package-lock.json
index 1929d78..6916f26 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3734,9 +3734,9 @@
       "integrity": "sha1-xg7taebY/bazEEofy8ocGS3FtQE="
     },
     "immer": {
-      "version": "5.3.6",
-      "resolved": "https://registry.npmjs.org/immer/-/immer-5.3.6.tgz",
-      "integrity": "sha512-pqWQ6ozVfNOUDjrLfm4Pt7q4Q12cGw2HUZgry4Q5+Myxu9nmHRkWBpI0J4+MK0AxbdFtdMTwEGVl7Vd+vEiK+A=="
+      "version": "9.0.6",
+      "resolved": "https://registry.npmjs.org/immer/-/immer-9.0.6.tgz",
+      "integrity": "sha512-G95ivKpy+EvVAnAab4fVa4YGYn24J1SpEktnJX7JJ45Bd7xqME/SCplFzYFmTbrkwZbQ4xJK1xMTUYBkN6pWsQ=="
     },
     "import-local": {
       "version": "2.0.0",
diff --git a/package.json b/package.json
index ef77d3b..1d1c1cc 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "clean-webpack-plugin": "^3.0.0",
     "flatpickr": "^4.6.3",
     "html-webpack-plugin": "^3.2.0",
-    "immer": "^5.0.0",
+    "immer": "^9.0.6",
     "jquery": "^3.4.1",
     "lodash": "^4.17.20",
     "mobx": "^5.15.4",