diff --git a/demo/preact/package.json b/demo/preact/package.json
index 75bb64e5311..ff8d1600207 100644
--- a/demo/preact/package.json
+++ b/demo/preact/package.json
@@ -42,7 +42,7 @@
     "sirv-cli": "^2.0.0"
   },
   "dependencies": {
-    "preact": "^10.6.4",
+    "preact": "^10.6.6",
     "preact-particles": "^1.42.3",
     "preact-render-to-string": "^5.1.19",
     "preact-router": "^4.0.0"
diff --git a/demo/preact/yarn.lock b/demo/preact/yarn.lock
index c3b6a74e5fd..12f1aab48fb 100644
--- a/demo/preact/yarn.lock
+++ b/demo/preact/yarn.lock
@@ -7836,10 +7836,10 @@ preact-router@^4.0.0:
   resolved "https://registry.yarnpkg.com/preact-router/-/preact-router-4.0.1.tgz#9f04578cbda7939bd15237278159d43d09f962ae"
   integrity sha512-xPyHVLouc5oKIlKu9iEElplNygJYkOn/vfXfZhcoOFqzfAZHZMmT3FsQb0yyPkdt1rwTLFAxek6/5CFkofocSQ==
 
-preact@^10.6.4:
-  version "10.6.5"
-  resolved "https://registry.yarnpkg.com/preact/-/preact-10.6.5.tgz#726d8bd12903a0d51cdd17e2e1b90cc539403e0c"
-  integrity sha512-i+LXM6JiVjQXSt2jG2vZZFapGpCuk1fl8o6ii3G84MA3xgj686FKjs4JFDkmUVhtxyq21+4ay74zqPykz9hU6w==
+preact@^10.6.6:
+  version "10.6.6"
+  resolved "https://registry.yarnpkg.com/preact/-/preact-10.6.6.tgz#f1899bc8dab7c0788b858481532cb3b5d764a520"
+  integrity sha512-dgxpTFV2vs4vizwKohYKkk7g7rmp1wOOcfd4Tz3IB3Wi+ivZzsn/SpeKJhRENSE+n8sUfsAl4S3HiCVT923ABw==
 
 prelude-ls@^1.2.1:
   version "1.2.1"