diff --git a/package-lock.json b/package-lock.json
index 4a8b583..a22a9c7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,7 +32,7 @@
         "mdast-util-to-hast": "^13.1.0",
         "mdast-util-to-string": "^4.0.0",
         "micromorph": "^0.4.5",
-        "preact": "^10.19.5",
+        "preact": "^10.21.0",
         "preact-render-to-string": "^6.3.1",
         "pretty-bytes": "^6.1.1",
         "pretty-time": "^1.1.0",
@@ -4454,9 +4454,9 @@
       }
     },
     "node_modules/preact": {
-      "version": "10.19.5",
-      "resolved": "https://registry.npmjs.org/preact/-/preact-10.19.5.tgz",
-      "integrity": "sha512-OPELkDmSVbKjbFqF9tgvOowiiQ9TmsJljIzXRyNE8nGiis94pwv1siF78rQkAP1Q1738Ce6pellRg/Ns/CtHqQ==",
+      "version": "10.21.0",
+      "resolved": "https://registry.npmjs.org/preact/-/preact-10.21.0.tgz",
+      "integrity": "sha512-aQAIxtzWEwH8ou+OovWVSVNlFImL7xUCwJX3YMqA3U8iKCNC34999fFOnWjYNsylgfPgMexpbk7WYOLtKr/mxg==",
       "funding": {
         "type": "opencollective",
         "url": "https://opencollective.com/preact"
diff --git a/package.json b/package.json
index 54c67fb..0db17b7 100644
--- a/package.json
+++ b/package.json
@@ -57,7 +57,7 @@
     "mdast-util-to-hast": "^13.1.0",
     "mdast-util-to-string": "^4.0.0",
     "micromorph": "^0.4.5",
-    "preact": "^10.19.5",
+    "preact": "^10.21.0",
     "preact-render-to-string": "^6.3.1",
     "pretty-bytes": "^6.1.1",
     "pretty-time": "^1.1.0",