diff --git a/package.json b/package.json
index 17b6ea4..5166af3 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   "devDependencies": {
     "esbuild": "^0.28.0",
     "happo": "6.13.0",
-    "prettier": "3.8.4",
+    "prettier": "3.9.1",
     "release-with-ease": "^2.4.0"
   },
   "version": "3.60.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index ba68a72..81cd50c 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -37,8 +37,8 @@ importers:
         specifier: 6.13.0
         version: 6.13.0
       prettier:
-        specifier: 3.8.4
-        version: 3.8.4
+        specifier: 3.9.1
+        version: 3.9.1
       release-with-ease:
         specifier: ^2.4.0
         version: 2.4.0
@@ -4718,8 +4718,8 @@ packages:
     resolution: {integrity: sha512-qif0+jGGZoLWdHey3UFHHWP0H7Gbmsk8T5VEqyYFbWqPr1XqvLGBbk/sl8V5exGmcYJklJOhOQq1pV9IcsiFag==}
     engines: {node: ^10 || ^12 || >=14}
 
-  prettier@3.8.4:
-    resolution: {integrity: sha512-N2MylSdi48+5N/6S5j+maeHbUSIzzZ5uOcX5Hm4QpV8Dkb1HFjfAKTKX6yNPJQD9AhcT3ifHNB66tWTTJDi11Q==}
+  prettier@3.9.1:
+    resolution: {integrity: sha512-ppiDo2CSwexck1eyZUwJHg/N3nf1+6IRCv7W/VJ5vaLnVCmB7+3CdRfMwoCHBBX6xTrREDTksZ4OZl5SSf4zXA==}
     engines: {node: '>=14'}
     hasBin: true
 
@@ -11606,7 +11606,7 @@ snapshots:
       picocolors: 1.1.1
       source-map-js: 1.2.1
 
-  prettier@3.8.4: {}
+  prettier@3.9.1: {}
 
   pretty-error@4.0.0:
     dependencies: