diff --git a/lib/6to5/transformation/transformers/es5-property-method-assignment.js b/lib/6to5/transformation/transformers/es5-property-method-assignment.js
index 0bfe57584c..a8a22ebba9 100644
--- a/lib/6to5/transformation/transformers/es5-property-method-assignment.js
+++ b/lib/6to5/transformation/transformers/es5-property-method-assignment.js
@@ -20,14 +20,21 @@ exports.ObjectExpression = function (node, parent, file) {
 
   if (!hasAny) return;
 
-  var objId = util.getUid(parent, file);
+  if (node.properties.length) {
+    var objId = util.getUid(parent, file);
 
-  return util.template("object-define-properties-closure", {
-    KEY: objId,
-    OBJECT: node,
-    CONTENT: util.template("object-define-properties", {
-      OBJECT: objId,
+    return util.template("object-define-properties-closure", {
+      KEY: objId,
+      OBJECT: node,
+      CONTENT: util.template("object-define-properties", {
+        OBJECT: objId,
+        PROPS:  util.buildDefineProperties(mutatorMap)
+      })
+    });
+  } else {
+    return util.template("object-define-properties", {
+      OBJECT: node,
       PROPS:  util.buildDefineProperties(mutatorMap)
-    })
-  });
+    });
+  }
 };
diff --git a/test/fixtures/transformation/es5-property-methods-assignment/getter-and-setter/expected.js b/test/fixtures/transformation/es5-property-methods-assignment/getter-and-setter/expected.js
index 9ef3d3265d..a15cb74461 100644
--- a/test/fixtures/transformation/es5-property-methods-assignment/getter-and-setter/expected.js
+++ b/test/fixtures/transformation/es5-property-methods-assignment/getter-and-setter/expected.js
@@ -1,17 +1,13 @@
 "use strict";
 
-var obj = (function (_obj) {
-  Object.defineProperties(_obj, {
-    foo: {
-      get: function () {
-        return 5 + 5;
-      },
-      set: function (value) {
-        this._foo = value;
-      },
-      enumerable: true
-    }
-  });
-
-  return _obj;
-})({});
+var obj = Object.defineProperties({}, {
+  foo: {
+    get: function () {
+      return 5 + 5;
+    },
+    set: function (value) {
+      this._foo = value;
+    },
+    enumerable: true
+  }
+});
diff --git a/test/fixtures/transformation/es5-property-methods-assignment/getter/expected.js b/test/fixtures/transformation/es5-property-methods-assignment/getter/expected.js
index c519a4ee8d..41284a6062 100644
--- a/test/fixtures/transformation/es5-property-methods-assignment/getter/expected.js
+++ b/test/fixtures/transformation/es5-property-methods-assignment/getter/expected.js
@@ -1,14 +1,10 @@
 "use strict";
 
-var obj = (function (_obj) {
-  Object.defineProperties(_obj, {
-    foo: {
-      get: function () {
-        return 5 + 5;
-      },
-      enumerable: true
-    }
-  });
-
-  return _obj;
-})({});
+var obj = Object.defineProperties({}, {
+  foo: {
+    get: function () {
+      return 5 + 5;
+    },
+    enumerable: true
+  }
+});
diff --git a/test/fixtures/transformation/es5-property-methods-assignment/setter/expected.js b/test/fixtures/transformation/es5-property-methods-assignment/setter/expected.js
index 780fb983a8..dd3cb8477f 100644
--- a/test/fixtures/transformation/es5-property-methods-assignment/setter/expected.js
+++ b/test/fixtures/transformation/es5-property-methods-assignment/setter/expected.js
@@ -1,14 +1,10 @@
 "use strict";
 
-var obj = (function (_obj) {
-  Object.defineProperties(_obj, {
-    foo: {
-      set: function (value) {
-        this._foo = value;
-      },
-      enumerable: true
-    }
-  });
-
-  return _obj;
-})({});
+var obj = Object.defineProperties({}, {
+  foo: {
+    set: function (value) {
+      this._foo = value;
+    },
+    enumerable: true
+  }
+});