diff --git a/benchmark/bench-cmp-lib.js b/benchmark/bench-cmp-lib.js
index 6a22ee0a..6d176c13 100644
--- a/benchmark/bench-cmp-lib.js
+++ b/benchmark/bench-cmp-lib.js
@@ -310,9 +310,9 @@ suite.add('compile-json-stringify date format', function () {
 
 suite.run().then(() => {
   for (const task of suite.tasks) {
-    const hz = task.result.hz // ops/sec
-    const rme = task.result.rme // relative margin of error (%)
-    const samples = task.result.samples.length
+    const hz = task.result.throughput.mean // ops/sec
+    const rme = task.result.latency.rme // relative margin of error (%)
+    const samples = task.result.latency.df + 1 // degrees of freedom + 1 = sample count
 
     const formattedHz = hz.toLocaleString('en-US', { maximumFractionDigits: 0 })
     const formattedRme = rme.toFixed(2)
diff --git a/benchmark/bench-thread.js b/benchmark/bench-thread.js
index 235175c4..466440a1 100644
--- a/benchmark/bench-thread.js
+++ b/benchmark/bench-thread.js
@@ -21,9 +21,9 @@ bench.add(benchmark.name, () => {
   stringify(benchmark.input)
 }).run().then(() => {
   const task = bench.tasks[0]
-  const hz = task.result.hz // ops/sec
-  const rme = task.result.rme // relative margin of error (%)
-  const samples = task.result.samples.length
+  const hz = task.result.throughput.mean // ops/sec
+  const rme = task.result.latency.rme // relative margin of error (%)
+  const samples = task.result.latency.df + 1 // degrees of freedom + 1 = sample count
 
   const formattedHz = hz.toLocaleString('en-US', { maximumFractionDigits: 0 })
   const formattedRme = rme.toFixed(2)
diff --git a/package.json b/package.json
index 6406ea24..8d6cbb13 100644
--- a/package.json
+++ b/package.json
@@ -62,19 +62,20 @@
     }
   ],
   "devDependencies": {
-    "@sinclair/typebox": "^0.34.3",
-    "c8": "^10.1.2",
+    "@sinclair/typebox": "^0.34.48",
+    "c8": "^10.1.3",
     "cli-select": "^1.1.2",
     "compile-json-stringify": "^0.1.2",
-    "eslint": "^9.17.0",
+    "eslint": "^9.39.2",
     "fast-json-stringify": ".",
     "is-my-json-valid": "^2.20.6",
-    "json-accelerator": "^0.0.2",
-    "neostandard": "^0.12.0",
-    "simple-git": "^3.23.0",
+    "json-accelerator": "^0.1.7",
+    "neostandard": "^0.12.2",
+    "simple-git": "^3.30.0",
     "tinybench": "^6.0.0",
-    "tsd": "^0.32.0",
-    "webpack": "^5.90.3"
+    "tsd": "^0.33.0",
+    "typescript": "^5.9.3",
+    "webpack": "^5.104.1"
   },
   "dependencies": {
     "@fastify/merge-json-schemas": "^0.2.0",