diff --git a/package-lock.json b/package-lock.json
index b3eb51709d..84912eebda 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "AGPL-3.0",
       "dependencies": {
         "@apidevtools/json-schema-ref-parser": "^10.1.0",
-        "@atlaskit/tree": "^8.8.8",
+        "@atlaskit/tree": "^8.8.9",
         "@cfworker/json-schema": "^1.12.8",
         "@datadog/browser-logs": "^5.16.0",
         "@datadog/browser-rum": "^5.16.0",
@@ -340,9 +340,9 @@
       }
     },
     "node_modules/@atlaskit/tree": {
-      "version": "8.8.8",
-      "resolved": "https://registry.npmjs.org/@atlaskit/tree/-/tree-8.8.8.tgz",
-      "integrity": "sha512-3a0aQteJvDGbGPNm7+v7ori5cZv14K1Hy0OiQCqjfRKDPP9FSYJSiywNy2SISc3xClWwlAVUsE/fRR0HrzSMDA==",
+      "version": "8.8.9",
+      "resolved": "https://registry.npmjs.org/@atlaskit/tree/-/tree-8.8.9.tgz",
+      "integrity": "sha512-po2rxb1BktzLGQUDYK0ROSPR59ZoQ36HKEH1SNnPtNaHKHluc1XHVKaBym+bJvZCf7nVttqurb6enbQLZg81NA==",
       "dependencies": {
         "@babel/runtime": "^7.0.0",
         "css-box-model": "^1.2.0",
diff --git a/package.json b/package.json
index 52765984a5..3232467b4e 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
   "repository": "https://github.com/pixiebrix/pixiebrix-extension",
   "dependencies": {
     "@apidevtools/json-schema-ref-parser": "^10.1.0",
-    "@atlaskit/tree": "^8.8.8",
+    "@atlaskit/tree": "^8.8.9",
     "@cfworker/json-schema": "^1.12.8",
     "@datadog/browser-logs": "^5.16.0",
     "@datadog/browser-rum": "^5.16.0",