diff --git a/package-lock.json b/package-lock.json
index 0046722..6d1a4d4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "devDependencies": {
         "jest": "^30.5.2",
         "jest-environment-jsdom": "^30.5.2",
-        "prettier": "^3.9.8"
+        "prettier": "^3.9.9"
       }
     },
     "node_modules/@asamuzakjp/css-color": {
@@ -4296,9 +4296,9 @@
       }
     },
     "node_modules/prettier": {
-      "version": "3.9.8",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.9.8.tgz",
-      "integrity": "sha512-WRFq3Wn3WId7LLROfMLdH7xaFr2jR62wU8nLO6rQUOLOxNZUviyJQs1M0iIhLexSFy+L+w0ch66wtoO2jRjG0A==",
+      "version": "3.9.9",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.9.9.tgz",
+      "integrity": "sha512-Z/CJHIkdujO/OtN7nXUii0Rf3VT5SRuhjBA82Xvu2XhBUgX3nhP67T0LHceBdQLex7OOFGTox+Q5Yg8Jk2Qivg==",
       "dev": true,
       "license": "MIT",
       "bin": {
diff --git a/package.json b/package.json
index c201c63..37125ef 100644
--- a/package.json
+++ b/package.json
@@ -12,7 +12,7 @@
   "devDependencies": {
     "jest": "^30.5.2",
     "jest-environment-jsdom": "^30.5.2",
-    "prettier": "^3.9.8"
+    "prettier": "^3.9.9"
   },
   "jest": {
     "testEnvironment": "jsdom",