diff --git a/package-lock.json b/package-lock.json
index 45e0c11..b79d079 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -41,7 +41,7 @@
         "eslint": "^10.5.0",
         "fast-check": "^4.8.0",
         "knip": "^6.20.0",
-        "prettier": "^3.8.4",
+        "prettier": "^3.9.1",
         "typescript": "^6.0.3",
         "typescript-eslint": "^8.62.0",
         "vitest": "^4.1.9"
@@ -11204,9 +11204,9 @@
       }
     },
     "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==",
       "dev": true,
       "license": "MIT",
       "bin": {
diff --git a/package.json b/package.json
index 0b66f2f..5f52528 100644
--- a/package.json
+++ b/package.json
@@ -163,7 +163,7 @@
     "eslint": "^10.5.0",
     "fast-check": "^4.8.0",
     "knip": "^6.20.0",
-    "prettier": "^3.8.4",
+    "prettier": "^3.9.1",
     "typescript": "^6.0.3",
     "typescript-eslint": "^8.62.0",
     "vitest": "^4.1.9"