diff --git a/package-lock.json b/package-lock.json
index 16fa04c..31b88c6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -25,7 +25,7 @@
         "mocha": "10.8.2"
       },
       "optionalDependencies": {
-        "bufferutil": "4.0.8",
+        "bufferutil": "4.0.9",
         "utf-8-validate": "6.0.5"
       }
     },
@@ -1668,9 +1668,9 @@
       }
     },
     "node_modules/bufferutil": {
-      "version": "4.0.8",
-      "resolved": "https://registry.npmjs.org/bufferutil/-/bufferutil-4.0.8.tgz",
-      "integrity": "sha512-4T53u4PdgsXqKaIctwF8ifXlRTTmEPJ8iEPWFdGZvcf7sbwYo6FKFEX9eNNAnzFZ7EzJAQ3CJeOtCRA4rDp7Pw==",
+      "version": "4.0.9",
+      "resolved": "https://registry.npmjs.org/bufferutil/-/bufferutil-4.0.9.tgz",
+      "integrity": "sha512-WDtdLmJvAuNNPzByAYpRo2rF1Mmradw6gvWsQKf63476DDXmomT9zUiGypLcG4ibIM67vhAj8jJRdbmEws2Aqw==",
       "hasInstallScript": true,
       "optional": true,
       "dependencies": {
@@ -7809,9 +7809,9 @@
       }
     },
     "bufferutil": {
-      "version": "4.0.8",
-      "resolved": "https://registry.npmjs.org/bufferutil/-/bufferutil-4.0.8.tgz",
-      "integrity": "sha512-4T53u4PdgsXqKaIctwF8ifXlRTTmEPJ8iEPWFdGZvcf7sbwYo6FKFEX9eNNAnzFZ7EzJAQ3CJeOtCRA4rDp7Pw==",
+      "version": "4.0.9",
+      "resolved": "https://registry.npmjs.org/bufferutil/-/bufferutil-4.0.9.tgz",
+      "integrity": "sha512-WDtdLmJvAuNNPzByAYpRo2rF1Mmradw6gvWsQKf63476DDXmomT9zUiGypLcG4ibIM67vhAj8jJRdbmEws2Aqw==",
       "optional": true,
       "requires": {
         "node-gyp-build": "^4.3.0"
diff --git a/package.json b/package.json
index ccc8ef7..9b3864f 100644
--- a/package.json
+++ b/package.json
@@ -63,7 +63,7 @@
     "ws": "8.18.0"
   },
   "optionalDependencies": {
-    "bufferutil": "4.0.8",
+    "bufferutil": "4.0.9",
     "utf-8-validate": "6.0.5"
   }
 }