diff --git a/packages/babel-helpers/src/helpers.js b/packages/babel-helpers/src/helpers.js
index 4610742547..17d7058463 100644
--- a/packages/babel-helpers/src/helpers.js
+++ b/packages/babel-helpers/src/helpers.js
@@ -1018,9 +1018,9 @@ helpers.iterableToArrayLimit = helper("7.0.0-beta.0")`
     var _arr = [];
     var _n = true;
     var _d = false;
-    var _e = undefined;
+    var _s, _e;
     try {
-      for (_i = _i.call(arr), _s; !(_n = (_s = _i.next()).done); _n = true) {
+      for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) {
         _arr.push(_s.value);
         if (i && _arr.length === i) break;
       }
diff --git a/packages/babel-plugin-transform-modules-commonjs/test/fixtures/regression/T7199/output.js b/packages/babel-plugin-transform-modules-commonjs/test/fixtures/regression/T7199/output.js
index 0ecd8cb875..159b5995e2 100644
--- a/packages/babel-plugin-transform-modules-commonjs/test/fixtures/regression/T7199/output.js
+++ b/packages/babel-plugin-transform-modules-commonjs/test/fixtures/regression/T7199/output.js
@@ -12,7 +12,7 @@ function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o =
 
 function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
 
-function _iterableToArrayLimit(arr, i) { var _i = arr && (typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]); if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (_i = _i.call(arr), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
+function _iterableToArrayLimit(arr, i) { var _i = arr && (typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"]); if (_i == null) return; var _arr = []; var _n = true; var _d = false; var _s, _e; try { for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"] != null) _i["return"](); } finally { if (_d) throw _e; } } return _arr; }
 
 function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }