diff --git a/package-lock.json b/package-lock.json
index 4a8b583..2fad9d5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -33,7 +33,7 @@
         "mdast-util-to-string": "^4.0.0",
         "micromorph": "^0.4.5",
         "preact": "^10.19.5",
-        "preact-render-to-string": "^6.3.1",
+        "preact-render-to-string": "^6.4.0",
         "pretty-bytes": "^6.1.1",
         "pretty-time": "^1.1.0",
         "reading-time": "^1.5.0",
@@ -4463,9 +4463,9 @@
       }
     },
     "node_modules/preact-render-to-string": {
-      "version": "6.3.1",
-      "resolved": "https://registry.npmjs.org/preact-render-to-string/-/preact-render-to-string-6.3.1.tgz",
-      "integrity": "sha512-NQ28WrjLtWY6lKDlTxnFpKHZdpjfF+oE6V4tZ0rTrunHrtZp6Dm0oFrcJalt/5PNeqJz4j1DuZDS0Y6rCBoqDA==",
+      "version": "6.4.0",
+      "resolved": "https://registry.npmjs.org/preact-render-to-string/-/preact-render-to-string-6.4.0.tgz",
+      "integrity": "sha512-pzDwezZaLbK371OiJjXDsZJwVOALzFX5M1wEh2Kr0pEApq5AV6bRH/DFbA/zNA7Lck/duyREPQLLvzu2G6hEQQ==",
       "dependencies": {
         "pretty-format": "^3.8.0"
       },
diff --git a/package.json b/package.json
index 54c67fb..d0d82cc 100644
--- a/package.json
+++ b/package.json
@@ -58,7 +58,7 @@
     "mdast-util-to-string": "^4.0.0",
     "micromorph": "^0.4.5",
     "preact": "^10.19.5",
-    "preact-render-to-string": "^6.3.1",
+    "preact-render-to-string": "^6.4.0",
     "pretty-bytes": "^6.1.1",
     "pretty-time": "^1.1.0",
     "reading-time": "^1.5.0",