diff --git a/website/package-lock.json b/website/package-lock.json
index e11925a8904..86af6f011b9 100644
--- a/website/package-lock.json
+++ b/website/package-lock.json
@@ -20,7 +20,7 @@
         "core-js": "^3.29.1",
         "json2toml": "^4.0.1",
         "lodash": "^4.17.21",
-        "mobx": "^6.6.2",
+        "mobx": "^6.9.0",
         "prism-react-renderer": "^1.3.5",
         "prop-types": "^15.8.1",
         "react": "^17.0.2",
@@ -13161,9 +13161,9 @@
       }
     },
     "node_modules/mobx": {
-      "version": "6.7.0",
-      "resolved": "https://registry.npmjs.org/mobx/-/mobx-6.7.0.tgz",
-      "integrity": "sha512-1kBLBdSNG2bA522HQdbsTvwAwYf9hq9FWxmlhX7wTsJUAI54907J+ozfGW+LoYUo06vjit748g6QH1AAGLNebw==",
+      "version": "6.9.0",
+      "resolved": "https://registry.npmjs.org/mobx/-/mobx-6.9.0.tgz",
+      "integrity": "sha512-HdKewQEREEJgsWnErClfbFoVebze6rGazxFLU/XUyrII8dORfVszN1V0BMRnQSzcgsNNtkX8DHj3nC6cdWE9YQ==",
       "funding": {
         "type": "opencollective",
         "url": "https://opencollective.com/mobx"
diff --git a/website/package.json b/website/package.json
index a8822e70c59..fd3a4e75d91 100644
--- a/website/package.json
+++ b/website/package.json
@@ -28,7 +28,7 @@
     "core-js": "^3.29.1",
     "json2toml": "^4.0.1",
     "lodash": "^4.17.21",
-    "mobx": "^6.6.2",
+    "mobx": "^6.9.0",
     "prism-react-renderer": "^1.3.5",
     "prop-types": "^15.8.1",
     "react": "^17.0.2",