diff --git a/package-lock.json b/package-lock.json
index 033bed95..da2cfb94 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,13 +8,13 @@
       "name": "@artichokeruby/intaglio",
       "version": "0.0.0",
       "devDependencies": {
-        "prettier": "^3.2.5"
+        "prettier": "^3.4.1"
       }
     },
     "node_modules/prettier": {
-      "version": "3.2.5",
-      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.2.5.tgz",
-      "integrity": "sha512-3/GWa9aOC0YeD7LUfvOG2NiDyhOWRvt1k+rcKhOuYnMY24iiCphgneUfJDyFXd6rZCAnuLBv6UeAULtrhT/F4A==",
+      "version": "3.4.1",
+      "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.4.1.tgz",
+      "integrity": "sha512-G+YdqtITVZmOJje6QkXQWzl3fSfMxFwm1tjTyo9exhkmWSqC4Yhd1+lug++IlR2mvRVAxEDDWYkQdeSztajqgg==",
       "dev": true,
       "bin": {
         "prettier": "bin/prettier.cjs"
diff --git a/package.json b/package.json
index 1f5c51b0..b6217921 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,7 @@
   "homepage": "https://www.artichokeruby.org",
   "bugs": "https://github.com/artichoke/intaglio/issues",
   "devDependencies": {
-    "prettier": "^3.2.5"
+    "prettier": "^3.4.1"
   },
   "scripts": {
     "fmt": "prettier --write \"**/*\""