diff --git a/packages/app/package.json b/packages/app/package.json
index cdfe6f4..f0e30a2 100644
--- a/packages/app/package.json
+++ b/packages/app/package.json
@@ -20,7 +20,7 @@
     "@fortawesome/free-brands-svg-icons": "^6.4.2",
     "@lcov-viewer/components": "^1.3.0",
     "@lcov-viewer/core": "^1.3.0",
-    "preact": "^10.8.2",
+    "preact": "^10.18.1",
     "preact-router": "^4.1.2",
     "react-dropzone": "^14.2.3",
     "react-fontawesome-svg-icon": "^1.1.1"
diff --git a/packages/demo/tree-view/package.json b/packages/demo/tree-view/package.json
index c93b9d7..a5e316c 100644
--- a/packages/demo/tree-view/package.json
+++ b/packages/demo/tree-view/package.json
@@ -12,7 +12,7 @@
   "dependencies": {
     "@lcov-viewer/components": "^1.3.0",
     "@lcov-viewer/core": "^1.3.0",
-    "preact": "^10.8.2"
+    "preact": "^10.18.1"
   },
   "devDependencies": {
     "html-webpack-plugin": "^5.5.0",
diff --git a/packages/report/package.json b/packages/report/package.json
index 52539bd..bfe0a36 100644
--- a/packages/report/package.json
+++ b/packages/report/package.json
@@ -18,7 +18,7 @@
     "html-webpack-plugin": "^5.5.0",
     "license-webpack-plugin": "^4.0.2",
     "nanoid": "^4.0.2",
-    "preact": "^10.8.2",
+    "preact": "^10.18.1",
     "preact-router": "^4.1.2",
     "prismjs": "^1.29.0",
     "terser-webpack-plugin": "^5.3.3"
diff --git a/yarn.lock b/yarn.lock
index 092034a..7a82059 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8786,10 +8786,10 @@ preact-router@^4.1.2:
   resolved "https://registry.yarnpkg.com/preact-router/-/preact-router-4.1.2.tgz#f44b03737b670eeaec958563582eb8c4efaa87a5"
   integrity sha512-uICUaUFYh+XQ+6vZtQn1q+X6rSqwq+zorWOCLWPF5FAsQh3EJ+RsDQ9Ee+fjk545YWQHfUxhrBAaemfxEnMOUg==
 
-preact@^10.8.2:
-  version "10.8.2"
-  resolved "https://registry.npmjs.org/preact/-/preact-10.8.2.tgz"
-  integrity sha512-AKGt0BsDSiAYzVS78jZ9qRwuorY2CoSZtf1iOC6gLb/3QyZt+fLT09aYJBjRc/BEcRc4j+j3ggERMdNE43i1LQ==
+preact@^10.18.1:
+  version "10.18.1"
+  resolved "https://registry.yarnpkg.com/preact/-/preact-10.18.1.tgz#3b84bb305f0b05f4ad5784b981d15fcec4e105da"
+  integrity sha512-mKUD7RRkQQM6s7Rkmi7IFkoEHjuFqRQUaXamO61E6Nn7vqF/bo7EZCmSyrUnp2UWHw0O7XjZ2eeXis+m7tf4lg==
 
 prelude-ls@~1.1.2:
   version "1.1.2"