diff --git a/package.json b/package.json
index 3b5f014b0..b8090e841 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
   "devDependencies": {
     "gatsby-cli": "4.24.0",
     "gh-pages": "4.0.0",
-    "prettier": "2.7.1"
+    "prettier": "3.9.8"
   },
   "keywords": [
     "gatsby"
diff --git a/yarn.lock b/yarn.lock
index 3f40d1a30..d15bfa86a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9149,10 +9149,10 @@ prepend-http@^2.0.0:
   resolved "https://registry.yarnpkg.com/prepend-http/-/prepend-http-2.0.0.tgz#e92434bfa5ea8c19f41cdfd401d741a3c819d897"
   integrity sha1-6SQ0v6XqjBn0HN/UAddBo8gZ2Jc=
 
-prettier@2.7.1:
-  version "2.7.1"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.7.1.tgz#e235806850d057f97bb08368a4f7d899f7760c64"
-  integrity sha512-ujppO+MkdPqoVINuDFDRLClm7D78qbDt0/NR+wp5FqEZOoTNAjPHWj17QRhu7geIHJfcNhRk1XVQmF8Bp3ye+g==
+prettier@3.9.8:
+  version "3.9.8"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.9.8.tgz#54e81128584538c81d85fce9d5fd77a410c385c5"
+  integrity sha512-WRFq3Wn3WId7LLROfMLdH7xaFr2jR62wU8nLO6rQUOLOxNZUviyJQs1M0iIhLexSFy+L+w0ch66wtoO2jRjG0A==
 
 pretty-bytes@^5.1.0, pretty-bytes@^5.4.1:
   version "5.6.0"