diff --git a/test/bench/package.json b/test/bench/package.json
index 5976d75b..7d8312f3 100644
--- a/test/bench/package.json
+++ b/test/bench/package.json
@@ -8,16 +8,16 @@
     "test": "node perf && node random && node parallel"
   },
   "devDependencies": {
-    "async": "^2.5.0",
+    "async": "^2.6.0",
     "benchmark": "^2.1.4",
-    "gm": "^1.23.0",
+    "gm": "^1.23.1",
     "imagemagick": "^0.1.3",
     "imagemagick-native": "^1.9.3",
-    "images": "^3.0.0",
+    "images": "^3.0.1",
     "jimp": "^0.2.28",
     "mapnik": "^3.6.2",
     "pajk-lwip": "^0.2.0",
-    "semver": "^5.3.0"
+    "semver": "^5.4.1"
   },
   "license": "Apache-2.0",
   "engines": {
diff --git a/test/bench/parallel.js b/test/bench/parallel.js
index 8f671252..bff21042 100644
--- a/test/bench/parallel.js
+++ b/test/bench/parallel.js
@@ -31,6 +31,7 @@ async.mapSeries([1, 1, 2, 4, 8, 16, 32, 64], function (parallelism, next) {
     function (err, ids) {
       assert(!err);
       assert(ids.length === parallelism);
+      ids.sort();
       const mean = ids.reduce(function (a, b) {
         return a + b;
       }) / ids.length;
diff --git a/test/bench/perf.js b/test/bench/perf.js
index 0a0739b3..506397f3 100644
--- a/test/bench/perf.js
+++ b/test/bench/perf.js
@@ -601,7 +601,7 @@ async.series({
       callback(null, this.filter('fastest').map('name'));
     }).run();
   },
-  // Comparitive speed of kernels
+  // Comparative speed of kernels
   kernels: function (callback) {
     const inputJpgBuffer = fs.readFileSync(fixtures.inputJpg);
     (new Benchmark.Suite('kernels')).add('sharp-cubic', {
@@ -911,12 +911,12 @@ async.series({
             }
           });
       }
-    }).add('sharp-withoutAdaptiveFiltering', {
+    }).add('sharp-adaptiveFiltering', {
       defer: true,
       fn: function (deferred) {
         sharp(inputPngBuffer)
           .resize(width, height)
-          .png({ adaptiveFiltering: false })
+          .png({ adaptiveFiltering: true })
           .toBuffer(function (err, buffer) {
             if (err) {
               throw err;