diff --git a/lib/6to5/transformers/_alias-functions.js b/lib/6to5/transformers/_alias-functions.js
index 234b312cf7..16c251b02e 100644
--- a/lib/6to5/transformers/_alias-functions.js
+++ b/lib/6to5/transformers/_alias-functions.js
@@ -1,6 +1,6 @@
 var traverse = require("../traverse");
 var util     = require("../util");
-var b        = require("ast-types").builders;
+var b        = require("recast").types.builders;
 
 var go = function (getBody, node, file) {
   var argumentsId;
diff --git a/lib/6to5/transformers/classes.js b/lib/6to5/transformers/classes.js
index 6f11d8c1f0..9059f54ed5 100644
--- a/lib/6to5/transformers/classes.js
+++ b/lib/6to5/transformers/classes.js
@@ -1,6 +1,6 @@
 var traverse = require("../traverse");
 var util     = require("../util");
-var b        = require("ast-types").builders;
+var b        = require("recast").types.builders;
 var _        = require("lodash");
 
 exports.ClassDeclaration = function (node, parent, file) {
diff --git a/lib/6to5/transformers/computed-property-names.js b/lib/6to5/transformers/computed-property-names.js
index 8aab971290..e296488a6d 100644
--- a/lib/6to5/transformers/computed-property-names.js
+++ b/lib/6to5/transformers/computed-property-names.js
@@ -1,6 +1,6 @@
 var traverse = require("../traverse");
 var util     = require("../util");
-var b        = require("ast-types").builders;
+var b        = require("recast").types.builders;
 var _        = require("lodash");
 
 exports.ObjectExpression = function (node, parent, file) {
diff --git a/lib/6to5/transformers/destructuring.js b/lib/6to5/transformers/destructuring.js
index 33fd0b7765..b16e09ad6c 100644
--- a/lib/6to5/transformers/destructuring.js
+++ b/lib/6to5/transformers/destructuring.js
@@ -1,5 +1,5 @@
 var util = require("../util");
-var b    = require("ast-types").builders;
+var b    = require("recast").types.builders;
 var _    = require("lodash");
 
 var buildVariableAssign = function (kind, id, init) {
diff --git a/lib/6to5/transformers/for-of.js b/lib/6to5/transformers/for-of.js
index 77912996a6..b962999689 100644
--- a/lib/6to5/transformers/for-of.js
+++ b/lib/6to5/transformers/for-of.js
@@ -1,5 +1,5 @@
 var util = require("../util");
-var b    = require("ast-types").builders;
+var b    = require("recast").types.builders;
 
 exports.ForOfStatement = function (node, parent, file) {
   var left = node.left;
diff --git a/lib/6to5/transformers/let-scoping.js b/lib/6to5/transformers/let-scoping.js
index 0b5f77485c..0fd18dfd7b 100644
--- a/lib/6to5/transformers/let-scoping.js
+++ b/lib/6to5/transformers/let-scoping.js
@@ -1,6 +1,6 @@
 var traverse = require("../traverse");
 var util     = require("../util");
-var b        = require("ast-types").builders;
+var b        = require("recast").types.builders;
 var _        = require("lodash");
 
 exports.VariableDeclaration = function (node, parent, file) {
diff --git a/lib/6to5/transformers/modules.js b/lib/6to5/transformers/modules.js
index 579e9178df..62928f0978 100644
--- a/lib/6to5/transformers/modules.js
+++ b/lib/6to5/transformers/modules.js
@@ -1,5 +1,5 @@
 var util = require("../util");
-var b    = require("ast-types").builders;
+var b    = require("recast").types.builders;
 var _    = require("lodash");
 
 exports.ImportDeclaration = function (node) {
diff --git a/lib/6to5/transformers/property-method-assignment.js b/lib/6to5/transformers/property-method-assignment.js
index ab8543d2b5..e0b38973a0 100644
--- a/lib/6to5/transformers/property-method-assignment.js
+++ b/lib/6to5/transformers/property-method-assignment.js
@@ -1,5 +1,5 @@
 var util = require("../util");
-var b    = require("ast-types").builders;
+var b    = require("recast").types.builders;
 var _    = require("lodash");
 
 exports.Property = function (node) {
diff --git a/lib/6to5/transformers/rest-parameters.js b/lib/6to5/transformers/rest-parameters.js
index 0d060a8a2c..bf8b50932b 100644
--- a/lib/6to5/transformers/rest-parameters.js
+++ b/lib/6to5/transformers/rest-parameters.js
@@ -1,5 +1,5 @@
 var util = require("../util");
-var b    = require("ast-types").builders;
+var b    = require("recast").types.builders;
 
 exports.Function = function (node) {
   if (!node.rest) return;
diff --git a/lib/6to5/transformers/spread.js b/lib/6to5/transformers/spread.js
index bf9aa31d05..7001467d06 100644
--- a/lib/6to5/transformers/spread.js
+++ b/lib/6to5/transformers/spread.js
@@ -1,5 +1,5 @@
 var util = require("../util");
-var b    = require("ast-types").builders;
+var b    = require("recast").types.builders;
 var _    = require("lodash");
 
 exports.ArrayExpression = function (node) {
diff --git a/lib/6to5/transformers/template-literals.js b/lib/6to5/transformers/template-literals.js
index 20f81f0b00..ed9b4d5f64 100644
--- a/lib/6to5/transformers/template-literals.js
+++ b/lib/6to5/transformers/template-literals.js
@@ -1,4 +1,4 @@
-var b = require("ast-types").builders;
+var b = require("recast").types.builders;
 var _ = require("lodash");
 
 var buildBinaryExpression = function (left, right) {
diff --git a/lib/6to5/transformers/unicode-regex.js b/lib/6to5/transformers/unicode-regex.js
index 0866a4f6fe..757e31baf7 100644
--- a/lib/6to5/transformers/unicode-regex.js
+++ b/lib/6to5/transformers/unicode-regex.js
@@ -1,5 +1,5 @@
 var rewritePattern = require("regexpu/rewrite-pattern");
-var b              = require("ast-types").builders;
+var b              = require("recast").types.builders;
 var _              = require("lodash");
 
 exports.Literal = function (node) {
diff --git a/lib/6to5/util.js b/lib/6to5/util.js
index b7016ad0d9..8e65495979 100644
--- a/lib/6to5/util.js
+++ b/lib/6to5/util.js
@@ -1,5 +1,5 @@
 var traverse = require("./traverse");
-var astTypes = require("ast-types");
+var astTypes = require("recast").types;
 var recast   = require("recast");
 var path     = require("path");
 var fs       = require("fs");
diff --git a/package.json b/package.json
index ac2dd824ea..66dd0fc9a6 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,6 @@
     "test": "make test"
   },
   "dependencies": {
-    "ast-types": "0.5.2",
     "commander": "2.3.0",
     "fs-readdir-recursive": "0.0.2",
     "lodash": "2.4.1",