diff --git a/package-lock.json b/package-lock.json
index bec12d41..02c97d80 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "0.0.5",
       "license": "BSD-3-Clause",
       "dependencies": {
-        "@floating-ui/dom": "^1.6.3",
+        "@floating-ui/dom": "^1.6.4",
         "@types/css-tree": "^2.3.7",
         "css-tree": "^2.3.1",
         "nanoid": "^5.0.7"
@@ -1111,9 +1111,9 @@
       }
     },
     "node_modules/@floating-ui/dom": {
-      "version": "1.6.3",
-      "resolved": "https://registry.npmjs.org/@floating-ui/dom/-/dom-1.6.3.tgz",
-      "integrity": "sha512-RnDthu3mzPlQ31Ss/BTwQ1zjzIhr3lk1gZB1OC56h/1vEtaXkESrOqL5fQVMfXpwGtRwX+YsZBdyHtJMQnkArw==",
+      "version": "1.6.4",
+      "resolved": "https://registry.npmjs.org/@floating-ui/dom/-/dom-1.6.4.tgz",
+      "integrity": "sha512-0G8R+zOvQsAG1pg2Q99P21jiqxqGBW1iRe/iXHsBRBxnpXKFI8QwbB4x5KmYLggNO5m34IQgOIu9SCRfR/WWiQ==",
       "dependencies": {
         "@floating-ui/core": "^1.0.0",
         "@floating-ui/utils": "^0.2.0"
diff --git a/package.json b/package.json
index ae7c8ae8..0b454fa7 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
     "test:wpt": "node --loader ts-node/esm ./tests/wpt.ts"
   },
   "dependencies": {
-    "@floating-ui/dom": "^1.6.3",
+    "@floating-ui/dom": "^1.6.4",
     "@types/css-tree": "^2.3.7",
     "css-tree": "^2.3.1",
     "nanoid": "^5.0.7"