diff --git a/experimental/babel-preset-env/data/builtIns.json b/experimental/babel-preset-env/data/builtIns.json
index d22048b829..8b6938e25c 100644
--- a/experimental/babel-preset-env/data/builtIns.json
+++ b/experimental/babel-preset-env/data/builtIns.json
@@ -100,158 +100,158 @@
   },
   "es6.map": {
     "chrome": 51,
-    "opera": 38,
     "safari": 10,
     "node": 6.5,
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+    "ios": 10,
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   "es6.set": {
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-    "opera": 38,
     "safari": 10,
     "node": 6.5,
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+    "ios": 10,
+    "opera": 38
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   "es6.weak-map": {
     "chrome": 51,
-    "opera": 38,
     "safari": 9,
-    "ios": 10
+    "ios": 10,
+    "opera": 38
   },
   "es6.weak-set": {
     "chrome": 51,
-    "opera": 38,
     "safari": 9,
-    "ios": 9
+    "ios": 9,
+    "opera": 38
   },
   "es6.reflect.apply": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
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   "es6.reflect.construct": {
     "chrome": 49,
-    "opera": 36,
     "edge": 13,
     "firefox": 45,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
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   "es6.reflect.define-property": {
     "chrome": 49,
-    "opera": 36,
     "edge": 13,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
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   "es6.reflect.delete-property": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
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   "es6.reflect.get": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "es6.reflect.get-own-property-descriptor": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
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   "es6.reflect.get-prototype-of": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
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   "es6.reflect.has": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "es6.reflect.is-extensible": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "es6.reflect.own-keys": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "es6.reflect.prevent-extensions": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "es6.reflect.set": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "es6.reflect.set-prototype-of": {
     "chrome": 49,
-    "opera": 36,
     "edge": 12,
     "firefox": 42,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "es6.promise": {
     "chrome": 51,
-    "opera": 38,
     "edge": 13,
     "firefox": 45,
     "safari": 10,
     "node": 6.5,
-    "ios": 10
+    "ios": 10,
+    "opera": 38
   },
   "es6.symbol": {
     "chrome": 51,
-    "opera": 38,
     "firefox": 51,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 38
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   "es6.object.assign": {
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-    "opera": 32,
     "edge": 12,
     "firefox": 34,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 32
   },
   "es6.object.is": {
     "chrome": 19,
@@ -264,182 +264,182 @@
   },
   "es6.object.set-prototype-of": {
     "chrome": 34,
-    "opera": 21,
     "firefox": 31,
     "safari": 9,
     "node": 0.12,
     "ie": 11,
-    "ios": 9
+    "ios": 9,
+    "opera": 21
   },
   "es6.function.name": {
     "chrome": 51,
-    "opera": 38,
     "safari": 10,
     "node": 6.5,
-    "ios": 10
+    "ios": 10,
+    "opera": 38
   },
   "es6.string.raw": {
     "chrome": 41,
-    "opera": 28,
     "edge": 12,
     "firefox": 34,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 28
   },
   "es6.string.from-code-point": {
     "chrome": 41,
-    "opera": 28,
     "edge": 12,
     "firefox": 29,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 28
   },
   "es6.string.code-point-at": {
     "chrome": 41,
-    "opera": 28,
     "edge": 12,
     "firefox": 29,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 28
   },
   "es6.string.repeat": {
     "chrome": 41,
-    "opera": 28,
     "edge": 12,
     "firefox": 24,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 28
   },
   "es6.string.starts-with": {
     "chrome": 41,
-    "opera": 28,
     "edge": 12,
     "firefox": 29,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 28
   },
   "es6.string.ends-with": {
     "chrome": 41,
-    "opera": 28,
     "edge": 12,
     "firefox": 29,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 28
   },
   "es6.string.includes": {
     "chrome": 41,
-    "opera": 28,
     "edge": 12,
     "firefox": 40,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 28
   },
   "es6.regexp.flags": {
     "chrome": 49,
-    "opera": 36,
     "firefox": 37,
     "safari": 9,
-    "ios": 9
+    "ios": 9,
+    "opera": 36
   },
   "es6.regexp.match": {
     "chrome": 50,
-    "opera": 37,
     "firefox": 49,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 37
   },
   "es6.regexp.replace": {
     "chrome": 50,
-    "opera": 37,
     "firefox": 49,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
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   },
   "es6.regexp.split": {
     "chrome": 50,
-    "opera": 37,
     "firefox": 49,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 37
   },
   "es6.regexp.search": {
     "chrome": 50,
-    "opera": 37,
     "firefox": 49,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 37
   },
   "es6.array.from": {
     "chrome": 51,
-    "opera": 38,
     "safari": 10,
     "node": 6.5,
-    "ios": 10
+    "ios": 10,
+    "opera": 38
   },
   "es6.array.of": {
     "chrome": 45,
-    "opera": 32,
     "edge": 12,
     "firefox": 25,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 32
   },
   "es6.array.copy-within": {
     "chrome": 45,
-    "opera": 32,
     "edge": 12,
     "firefox": 32,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 32
   },
   "es6.array.find": {
     "chrome": 45,
-    "opera": 32,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 4,
-    "ios": 10
+    "ios": 10,
+    "opera": 32
   },
   "es6.array.find-index": {
     "chrome": 45,
-    "opera": 32,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 4,
-    "ios": 10
+    "ios": 10,
+    "opera": 32
   },
   "es6.array.fill": {
     "chrome": 45,
-    "opera": 32,
     "edge": 12,
     "firefox": 31,
     "safari": 7,
     "node": 4,
-    "ios": 10
+    "ios": 10,
+    "opera": 32
   },
   "es6.array.iterator": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 28,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
+    "opera": 25
   },
   "es6.number.is-finite": {
     "chrome": 19,
@@ -452,21 +452,21 @@
   },
   "es6.number.is-integer": {
     "chrome": 34,
-    "opera": 21,
     "edge": 12,
     "firefox": 16,
     "safari": 9,
     "node": 0.12,
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+    "ios": 9,
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   "es6.number.is-safe-integer": {
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-    "opera": 21,
     "edge": 12,
     "firefox": 32,
     "safari": 9,
     "node": 0.12,
-    "ios": 9
+    "ios": 9,
+    "opera": 21
   },
   "es6.number.is-nan": {
     "chrome": 19,
@@ -479,212 +479,212 @@
   },
   "es6.number.epsilon": {
     "chrome": 34,
-    "opera": 21,
     "edge": 12,
     "firefox": 25,
     "safari": 9,
     "node": 0.12,
-    "ios": 9
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   "es6.number.min-safe-integer": {
     "chrome": 34,
-    "opera": 21,
     "edge": 12,
     "firefox": 31,
     "safari": 9,
     "node": 0.12,
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+    "ios": 9,
+    "opera": 21
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   "es6.number.max-safe-integer": {
     "chrome": 34,
-    "opera": 21,
     "edge": 12,
     "firefox": 31,
     "safari": 9,
     "node": 0.12,
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+    "ios": 9,
+    "opera": 21
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   "es6.math.acosh": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
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   "es6.math.asinh": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
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   "es6.math.atanh": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
+    "opera": 25
   },
   "es6.math.cbrt": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
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   },
   "es6.math.clz32": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 31,
     "safari": 9,
     "node": 0.12,
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   "es6.math.cosh": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
+    "opera": 25
   },
   "es6.math.expm1": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
+    "opera": 25
   },
   "es6.math.fround": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 26,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
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   "es6.math.hypot": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 27,
     "safari": 7,
     "node": 0.12,
-    "ios": 10
+    "ios": 10,
+    "opera": 25
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   "es6.math.imul": {
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-    "opera": 17,
     "edge": 12,
     "firefox": 23,
     "safari": 7,
     "node": 0.12,
     "android": 4.4,
-    "ios": 8
+    "ios": 8,
+    "opera": 17
   },
   "es6.math.log1p": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
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+    "ios": 10,
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   "es6.math.log10": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
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   "es6.math.log2": {
     "chrome": 38,
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     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
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   "es6.math.sign": {
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-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 9,
     "node": 0.12,
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   "es6.math.sinh": {
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     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
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   "es6.math.tanh": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
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   "es6.math.trunc": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 25,
     "safari": 7,
     "node": 0.12,
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   "es7.array.includes.js": {
     "chrome": 47,
-    "opera": 34,
     "edge": 14,
     "firefox": 43,
     "safari": 10,
-    "ios": 10
+    "ios": 10,
+    "opera": 34
   },
   "es7.object.values": {
     "chrome": 54,
-    "opera": 41,
     "edge": 14,
     "firefox": 47,
-    "node": 7
+    "node": 7,
+    "opera": 41
   },
   "es7.object.entries": {
     "chrome": 54,
-    "opera": 41,
     "edge": 14,
     "firefox": 47,
-    "node": 7
+    "node": 7,
+    "opera": 41
   },
   "es7.object.get-own-property-descriptors": {
     "chrome": 54,
-    "opera": 41,
     "firefox": 50,
-    "node": 7
+    "node": 7,
+    "opera": 41
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   "es7.string.pad-start": {
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diff --git a/experimental/babel-preset-env/data/plugins.json b/experimental/babel-preset-env/data/plugins.json
index 4ac649383e..aa67124b7f 100644
--- a/experimental/babel-preset-env/data/plugins.json
+++ b/experimental/babel-preset-env/data/plugins.json
@@ -1,174 +1,174 @@
 {
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     "chrome": 47,
-    "opera": 34,
     "edge": 13,
     "firefox": 45,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 34
   },
   "transform-es2015-block-scoped-functions": {
     "chrome": 41,
-    "opera": 28,
     "firefox": 46,
     "safari": 10,
     "node": 4,
     "ie": 11,
-    "ios": 10
+    "ios": 10,
+    "opera": 28
   },
   "transform-es2015-block-scoping": {
     "chrome": 49,
-    "opera": 36,
     "firefox": 51,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "transform-es2015-classes": {
     "chrome": 46,
-    "opera": 33,
     "edge": 13,
     "firefox": 45,
     "safari": 10,
     "node": 5,
-    "ios": 10
+    "ios": 10,
+    "opera": 33
   },
   "transform-es2015-computed-properties": {
     "chrome": 44,
-    "opera": 31,
     "edge": 12,
     "firefox": 34,
     "safari": 7,
     "node": 4,
-    "ios": 10
+    "ios": 10,
+    "opera": 31
   },
   "check-es2015-constants": {
     "chrome": 49,
-    "opera": 36,
     "firefox": 51,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "transform-es2015-destructuring": {
     "chrome": 51,
-    "opera": 38,
     "safari": 10,
     "node": 6.5,
-    "ios": 10
+    "ios": 10,
+    "opera": 38
   },
   "transform-es2015-for-of": {
     "chrome": 51,
-    "opera": 38,
     "safari": 10,
     "node": 6.5,
-    "ios": 10
+    "ios": 10,
+    "opera": 38
   },
   "transform-es2015-function-name": {
     "chrome": 51,
-    "opera": 38,
     "safari": 10,
     "node": 6.5,
-    "ios": 10
+    "ios": 10,
+    "opera": 38
   },
   "transform-es2015-literals": {
     "chrome": 44,
-    "opera": 31,
     "edge": 12,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 31
   },
   "transform-es2015-object-super": {
     "chrome": 46,
-    "opera": 33,
     "edge": 13,
     "firefox": 45,
     "safari": 10,
     "node": 5,
-    "ios": 10
+    "ios": 10,
+    "opera": 33
   },
   "transform-es2015-parameters": {
     "chrome": 49,
-    "opera": 36,
     "edge": 14,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
   },
   "transform-es2015-shorthand-properties": {
     "chrome": 43,
-    "opera": 30,
     "edge": 12,
     "firefox": 33,
     "safari": 9,
     "node": 4,
-    "ios": 9
+    "ios": 9,
+    "opera": 30
   },
   "transform-es2015-spread": {
     "chrome": 46,
-    "opera": 33,
     "edge": 13,
     "firefox": 36,
     "safari": 10,
     "node": 5,
-    "ios": 10
+    "ios": 10,
+    "opera": 33
   },
   "transform-es2015-sticky-regex": {
     "chrome": 49,
-    "opera": 36,
     "edge": 13,
     "firefox": 3,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 36
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   "transform-es2015-template-literals": {
     "chrome": 41,
-    "opera": 28,
     "edge": 13,
     "firefox": 34,
     "safari": 9,
     "node": 4,
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+    "ios": 9,
+    "opera": 28
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   "transform-es2015-typeof-symbol": {
     "chrome": 38,
-    "opera": 25,
     "edge": 12,
     "firefox": 36,
     "safari": 9,
     "node": 0.12,
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+    "ios": 9,
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   "transform-es2015-unicode-regex": {
     "chrome": 50,
-    "opera": 37,
     "edge": 13,
     "firefox": 46,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 37
   },
   "transform-regenerator": {
     "chrome": 50,
-    "opera": 37,
     "edge": 13,
     "safari": 10,
     "node": 6,
-    "ios": 10
+    "ios": 10,
+    "opera": 37
   },
   "transform-exponentiation-operator": {
     "chrome": 52,
-    "opera": 39,
     "edge": 14,
-    "firefox": 52
+    "firefox": 52,
+    "opera": 39
   },
   "transform-async-to-generator": {
     "chrome": 55,
-    "opera": 42,
-    "firefox": 52
+    "firefox": 52,
+    "opera": 42
   },
   "syntax-trailing-function-commas": {
     "edge": 14,
diff --git a/experimental/babel-preset-env/package.json b/experimental/babel-preset-env/package.json
index 7b68f95a54..fd932cce75 100644
--- a/experimental/babel-preset-env/package.json
+++ b/experimental/babel-preset-env/package.json
@@ -9,7 +9,7 @@
   "main": "lib/index.js",
   "scripts": {
     "build": "babel src -d lib",
-    "build-data": "babel-node ./scripts/build-data.js",
+    "build-data": "node ./scripts/build-data.js",
     "dev": "babel -w src -d lib",
     "lint": "eslint .",
     "fix": "eslint . --fix",
diff --git a/experimental/babel-preset-env/scripts/build-data.js b/experimental/babel-preset-env/scripts/build-data.js
index 0f027795b6..0cce166d1c 100644
--- a/experimental/babel-preset-env/scripts/build-data.js
+++ b/experimental/babel-preset-env/scripts/build-data.js
@@ -1,8 +1,12 @@
+"use strict";
+
 const fs = require("fs");
 const path = require("path");
 
 const flatten = require("lodash/flatten");
 const flattenDeep = require("lodash/flattenDeep");
+const mapValues = require("lodash/mapValues");
+
 const pluginFeatures = require("../data/pluginFeatures");
 const builtInFeatures = require("../data/builtInFeatures");
 
@@ -90,29 +94,29 @@ const getLowestImplementedVersion = ({ features }, env) => {
   );
 
   let envTests = tests
-  .map(({ res: test, name, isBuiltIn }, i) => {
-    // Babel itself doesn't implement the feature correctly,
-    // don't count against it
-    // only doing this for built-ins atm
-    if (!test.babel && isBuiltIn) {
-      return "-1";
-    }
+    .map(({ res: test, name, isBuiltIn }, i) => {
+      // Babel itself doesn't implement the feature correctly,
+      // don't count against it
+      // only doing this for built-ins atm
+      if (!test.babel && isBuiltIn) {
+        return "-1";
+      }
 
-    // `equals` in compat-table
-    Object.keys(test).forEach((t) => {
-      test[invertedEqualsEnv[t]] = test[t];
+      // `equals` in compat-table
+      Object.keys(test).forEach((t) => {
+        test[invertedEqualsEnv[t]] = test[t];
+      });
+
+      return Object.keys(test)
+      .filter((t) => t.startsWith(env))
+      // Babel assumes strict mode
+      .filter((test) => tests[i].res[test] === true || tests[i].res[test] === "strict")
+      // normalize some keys
+      .map((test) => envMap[test] || test)
+      .filter((test) => !isNaN(parseInt(test.replace(env, ""))))
+      .shift();
     });
 
-    return Object.keys(test)
-    .filter((t) => t.startsWith(env))
-    // Babel assumes strict mode
-    .filter((test) => tests[i].res[test] === true || tests[i].res[test] === "strict")
-    // normalize some keys
-    .map((test) => envMap[test] || test)
-    .filter((test) => !isNaN(parseInt(test.replace(env, ""))))
-    .shift();
-  });
-
   let envFiltered = envTests.filter((t) => t);
   if (envTests.length > envFiltered.length || envTests.length === 0) {
     // envTests.forEach((test, i) => {
@@ -127,16 +131,12 @@ const getLowestImplementedVersion = ({ features }, env) => {
   }
 
   return envTests
-  .map((str) => Number(str.replace(env, "")))
-  .reduce((a, b) => { return (a < b) ? b : a; });
+    .map((str) => Number(str.replace(env, "")))
+    .reduce((a, b) => { return (a < b) ? b : a; });
 };
 
-function generateData(features) {
-  let ret = {};
-
-  Object.keys(features).forEach((pluginName) => {
-    let options = features[pluginName];
-
+const generateData = (environments, features) => {
+  return mapValues(features, (options) => {
     if (!options.features) {
       options = {
         features: [options]
@@ -149,29 +149,27 @@ function generateData(features) {
       if (version !== null) {
         plugin[env] = version;
       }
-
-      // add opera
-      if (plugin.chrome) {
-        if (plugin.chrome >= 28) {
-          plugin.opera = plugin.chrome - 13;
-        } else if (plugin.chrome === 5) {
-          plugin.opera = 12;
-        }
-      }
     });
 
-    ret[pluginName] = plugin;
-  });
+    // add opera
+    if (plugin.chrome) {
+      if (plugin.chrome >= 28) {
+        plugin.opera = plugin.chrome - 13;
+      } else if (plugin.chrome === 5) {
+        plugin.opera = 12;
+      }
+    }
 
-  return ret;
-}
+    return plugin;
+  });
+};
 
 fs.writeFileSync(
   path.join(__dirname, "../data/plugins.json"),
-  JSON.stringify(generateData(pluginFeatures), null, 2) + "\n"
+  JSON.stringify(generateData(environments, pluginFeatures), null, 2) + "\n"
 );
 
 fs.writeFileSync(
   path.join(__dirname, "../data/builtIns.json"),
-  JSON.stringify(generateData(builtInFeatures), null, 2) + "\n"
+  JSON.stringify(generateData(environments, builtInFeatures), null, 2) + "\n"
 );