diff --git a/megalodon/package.json b/megalodon/package.json
index dab6f9fd..1db53632 100644
--- a/megalodon/package.json
+++ b/megalodon/package.json
@@ -87,7 +87,7 @@
     "jest": "^29.7.0",
     "jest-worker": "^29.7.0",
     "lodash": "^4.17.21",
-    "prettier": "^3.3.3",
+    "prettier": "^3.4.0",
     "ts-jest": "^29.2.5",
     "typedoc": "^0.26.11",
     "typescript": "5.4.5"
diff --git a/yarn.lock b/yarn.lock
index c3291fc7..56369056 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4597,7 +4597,7 @@ __metadata:
     jest-worker: "npm:^29.7.0"
     lodash: "npm:^4.17.21"
     object-assign-deep: "npm:^0.4.0"
-    prettier: "npm:^3.3.3"
+    prettier: "npm:^3.4.0"
     ts-jest: "npm:^29.2.5"
     typedoc: "npm:^0.26.11"
     typescript: "npm:5.4.5"
@@ -5208,12 +5208,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"prettier@npm:^3.3.3":
-  version: 3.3.3
-  resolution: "prettier@npm:3.3.3"
+"prettier@npm:^3.4.0":
+  version: 3.4.0
+  resolution: "prettier@npm:3.4.0"
   bin:
     prettier: bin/prettier.cjs
-  checksum: 10/5beac1f30b5b40162532b8e2f7c3a4eb650910a2695e9c8512a62ffdc09dae93190c29db9107fa7f26d1b6c71aad3628ecb9b5de1ecb0911191099be109434d7
+  checksum: 10/9116f4dfd1b064025b776bc5b8ca1fe68555d606fb38771f8d73cfdafd9bf60ca9eea27a56f5c526abdf0f4a711122a9c683fbcd029d74415a2163dbb1eb416b
   languageName: node
   linkType: hard