diff --git a/package-lock.json b/package-lock.json
index 870c56b2..fe6fa504 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
         "@types/js-yaml": "^4.0.9",
         "@types/mocha": "^10.0.10",
         "mocha": "^11.7.6",
-        "prettier": "^3.8.4",
+        "prettier": "^3.9.1",
         "ts-node": "^10.9.2",
         "typescript": "^6.0.3"
       },
@@ -1883,9 +1883,9 @@
       "license": "ISC"
     },
     "node_modules/prettier": {
-      "version": "3.8.4",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.8.4.tgz",
-      "integrity": "sha512-N2MylSdi48+5N/6S5j+maeHbUSIzzZ5uOcX5Hm4QpV8Dkb1HFjfAKTKX6yNPJQD9AhcT3ifHNB66tWTTJDi11Q==",
+      "version": "3.9.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.9.1.tgz",
+      "integrity": "sha512-ppiDo2CSwexck1eyZUwJHg/N3nf1+6IRCv7W/VJ5vaLnVCmB7+3CdRfMwoCHBBX6xTrREDTksZ4OZl5SSf4zXA==",
       "license": "MIT",
       "bin": {
         "prettier": "bin/prettier.cjs"
diff --git a/package.json b/package.json
index 13b225be..1befa1a9 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "mocha": "^11.7.6",
     "prettier": "^3.8.3",
     "ts-node": "^10.9.1",
-    "prettier": "^3.8.4",
+    "prettier": "^3.9.1",
     "ts-node": "^10.9.2",
     "typescript": "^6.0.3"
   },