diff --git a/@tracerbench/find-chrome/package.json b/@tracerbench/find-chrome/package.json
index 9c5002d..d6dc48e 100644
--- a/@tracerbench/find-chrome/package.json
+++ b/@tracerbench/find-chrome/package.json
@@ -34,7 +34,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   }
 }
diff --git a/@tracerbench/message-transport/package.json b/@tracerbench/message-transport/package.json
index 67a86ae..ae6c546 100644
--- a/@tracerbench/message-transport/package.json
+++ b/@tracerbench/message-transport/package.json
@@ -21,7 +21,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   }
 }
diff --git a/@tracerbench/protocol-connection/package.json b/@tracerbench/protocol-connection/package.json
index de2152d..66e433a 100644
--- a/@tracerbench/protocol-connection/package.json
+++ b/@tracerbench/protocol-connection/package.json
@@ -36,7 +36,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "rollup": "^2.11.2",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-sourcemaps": "^0.6.2",
diff --git a/@tracerbench/protocol-transport/package.json b/@tracerbench/protocol-transport/package.json
index 3785281..0837c5e 100644
--- a/@tracerbench/protocol-transport/package.json
+++ b/@tracerbench/protocol-transport/package.json
@@ -35,7 +35,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "rollup": "^2.11.2",
     "rollup-plugin-commonjs": "^10.1.0",
     "rollup-plugin-sourcemaps": "^0.6.2",
diff --git a/@tracerbench/spawn-chrome/package.json b/@tracerbench/spawn-chrome/package.json
index 0592719..3f16204 100644
--- a/@tracerbench/spawn-chrome/package.json
+++ b/@tracerbench/spawn-chrome/package.json
@@ -36,7 +36,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   },
   "gitHead": "930bc11c8b01620e5095df9249f0647af68235b5"
diff --git a/@tracerbench/spawn/package.json b/@tracerbench/spawn/package.json
index 52f2577..2cf4127 100644
--- a/@tracerbench/spawn/package.json
+++ b/@tracerbench/spawn/package.json
@@ -37,7 +37,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   },
   "gitHead": "930bc11c8b01620e5095df9249f0647af68235b5"
diff --git a/@tracerbench/websocket-message-transport/package.json b/@tracerbench/websocket-message-transport/package.json
index 68ae71c..a54677f 100644
--- a/@tracerbench/websocket-message-transport/package.json
+++ b/@tracerbench/websocket-message-transport/package.json
@@ -35,7 +35,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   }
 }
diff --git a/chrome-debugging-client/package.json b/chrome-debugging-client/package.json
index 9c5a38f..3b117c1 100644
--- a/chrome-debugging-client/package.json
+++ b/chrome-debugging-client/package.json
@@ -42,7 +42,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   },
   "peerDependencies": {
diff --git a/examples/package.json b/examples/package.json
index e1c91b4..5e01a36 100644
--- a/examples/package.json
+++ b/examples/package.json
@@ -21,7 +21,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   }
 }
diff --git a/scripts/package.json b/scripts/package.json
index 6c1a563..92f4200 100644
--- a/scripts/package.json
+++ b/scripts/package.json
@@ -26,7 +26,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   },
   "volta": {
diff --git a/test/package.json b/test/package.json
index beb1655..269d879 100644
--- a/test/package.json
+++ b/test/package.json
@@ -28,7 +28,7 @@
     "eslint-plugin-import": "^2.18.2",
     "eslint-plugin-prettier": "^5.5.1",
     "eslint-plugin-simple-import-sort": "^10.0.0",
-    "prettier": "^2.0.5",
+    "prettier": "^3.6.2",
     "typescript": "^5.8.3"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 2c9cbb1..f447cc6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5760,12 +5760,7 @@ prettier-linter-helpers@^1.0.0:
   dependencies:
     fast-diff "^1.1.2"
 
-prettier@^2.0.5:
-  version "2.8.8"
-  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.8.8.tgz#e8c5d7e98a4305ffe3de2e1fc4aca1a71c28b1da"
-  integrity sha512-tdN8qQGvNjw4CHbY+XXk0JgCXn9QiF21a55rBe5LJAU+kDyC4WQn4+awm2Xfk2lQMk5fKup9XgzTZtGkjBdP9Q==
-
-prettier@^3.5.3:
+prettier@^3.5.3, prettier@^3.6.2:
   version "3.6.2"
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-3.6.2.tgz#ccda02a1003ebbb2bfda6f83a074978f608b9393"
   integrity sha512-I7AIg5boAr5R0FFtJ6rCfD+LFsWHp81dolrFD8S79U9tb8Az2nGrJncnMSnys+bpQJfRUzqs9hnA81OAA3hCuQ==
@@ -6584,7 +6579,16 @@ stop-iteration-iterator@^1.1.0:
     es-errors "^1.3.0"
     internal-slot "^1.1.0"
 
-"string-width-cjs@npm:string-width@^4.2.0", "string-width@^1.0.2 || 2 || 3 || 4", string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
+"string-width-cjs@npm:string-width@^4.2.0":
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
+  integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
+  dependencies:
+    emoji-regex "^8.0.0"
+    is-fullwidth-code-point "^3.0.0"
+    strip-ansi "^6.0.1"
+
+"string-width@^1.0.2 || 2 || 3 || 4", string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
   integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
@@ -6657,7 +6661,14 @@ string_decoder@~1.1.1:
   dependencies:
     safe-buffer "~5.1.0"
 
-"strip-ansi-cjs@npm:strip-ansi@^6.0.1", strip-ansi@^6.0.0, strip-ansi@^6.0.1:
+"strip-ansi-cjs@npm:strip-ansi@^6.0.1":
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
+  integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
+  dependencies:
+    ansi-regex "^5.0.1"
+
+strip-ansi@^6.0.0, strip-ansi@^6.0.1:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
   integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
@@ -7333,7 +7344,7 @@ wordwrap@^1.0.0:
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
   integrity sha512-gvVzJFlPycKc5dZN4yPkP8w7Dc37BtP1yczEneOb4uq34pXZcvrtRTmWV8W+Ume+XCxKgbjM+nevkyFPMybd4Q==
 
-"wrap-ansi-cjs@npm:wrap-ansi@^7.0.0", wrap-ansi@^7.0.0:
+"wrap-ansi-cjs@npm:wrap-ansi@^7.0.0":
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
   integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
@@ -7351,6 +7362,15 @@ wrap-ansi@^6.0.1, wrap-ansi@^6.2.0:
     string-width "^4.1.0"
     strip-ansi "^6.0.0"
 
+wrap-ansi@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
+  integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
+  dependencies:
+    ansi-styles "^4.0.0"
+    string-width "^4.1.0"
+    strip-ansi "^6.0.0"
+
 wrap-ansi@^8.1.0:
   version "8.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-8.1.0.tgz#56dc22368ee570face1b49819975d9b9a5ead214"