diff --git a/lib/index.js b/lib/index.js
index 79e24db..605796a 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -5,84 +5,84 @@ Object.defineProperty(exports, "__esModule", {
 });
 exports.ValueError = exports.TypeError = exports.NotImplementedError = exports.KeyError = exports.IndexError = exports.UnboundedDeque = exports.SingleElementDeque = exports.EmptyDeque = exports.Deque = exports.BoundedDeque = exports.ArbitrarySizeDeque = exports.set = exports.namedtuple = exports.defaultdict = exports.ordereddict = exports.dict = exports.deque = exports.counter = exports.chainmap = undefined;
 
-var _aureoomsJsError = require('@aureooms/js-error');
+var _jsError = require('@aureooms/js-error');
 
-var _aureoomsJsCollectionsChainmap = require('@aureooms/js-collections-chainmap');
+var _jsCollectionsChainmap = require('@aureooms/js-collections-chainmap');
 
-var _aureoomsJsCollectionsChainmap2 = _interopRequireDefault(_aureoomsJsCollectionsChainmap);
+var _jsCollectionsChainmap2 = _interopRequireDefault(_jsCollectionsChainmap);
 
-var _aureoomsJsCollectionsDict = require('@aureooms/js-collections-dict');
+var _jsCollectionsDict = require('@aureooms/js-collections-dict');
 
-var _aureoomsJsCollectionsDict2 = _interopRequireDefault(_aureoomsJsCollectionsDict);
+var _jsCollectionsDict2 = _interopRequireDefault(_jsCollectionsDict);
 
-var _aureoomsJsCollectionsOrdereddict = require('@aureooms/js-collections-ordereddict');
+var _jsCollectionsOrdereddict = require('@aureooms/js-collections-ordereddict');
 
-var _aureoomsJsCollectionsOrdereddict2 = _interopRequireDefault(_aureoomsJsCollectionsOrdereddict);
+var _jsCollectionsOrdereddict2 = _interopRequireDefault(_jsCollectionsOrdereddict);
 
-var _aureoomsJsCollectionsDefaultdict = require('@aureooms/js-collections-defaultdict');
+var _jsCollectionsDefaultdict = require('@aureooms/js-collections-defaultdict');
 
-var _aureoomsJsCollectionsDefaultdict2 = _interopRequireDefault(_aureoomsJsCollectionsDefaultdict);
+var _jsCollectionsDefaultdict2 = _interopRequireDefault(_jsCollectionsDefaultdict);
 
-var _aureoomsJsCollectionsDeque = require('@aureooms/js-collections-deque');
+var _jsCollectionsDeque = require('@aureooms/js-collections-deque');
 
-var _aureoomsJsCollectionsNamedtuple = require('@aureooms/js-collections-namedtuple');
+var _jsCollectionsNamedtuple = require('@aureooms/js-collections-namedtuple');
 
-var _aureoomsJsCollectionsNamedtuple2 = _interopRequireDefault(_aureoomsJsCollectionsNamedtuple);
+var _jsCollectionsNamedtuple2 = _interopRequireDefault(_jsCollectionsNamedtuple);
 
-var _aureoomsJsCollectionsCounter = require('@aureooms/js-collections-counter');
+var _jsCollectionsCounter = require('@aureooms/js-collections-counter');
 
-var _aureoomsJsCollectionsCounter2 = _interopRequireDefault(_aureoomsJsCollectionsCounter);
+var _jsCollectionsCounter2 = _interopRequireDefault(_jsCollectionsCounter);
 
-var _aureoomsJsCollectionsSet = require('@aureooms/js-collections-set');
+var _jsCollectionsSet = require('@aureooms/js-collections-set');
 
-var _aureoomsJsCollectionsSet2 = _interopRequireDefault(_aureoomsJsCollectionsSet);
+var _jsCollectionsSet2 = _interopRequireDefault(_jsCollectionsSet);
 
 function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
 
 var collections = {
 
-	chainmap: _aureoomsJsCollectionsChainmap2.default,
-	counter: _aureoomsJsCollectionsCounter2.default,
-	deque: _aureoomsJsCollectionsDeque.deque,
-	dict: _aureoomsJsCollectionsDict2.default,
-	ordereddict: _aureoomsJsCollectionsOrdereddict2.default,
-	defaultdict: _aureoomsJsCollectionsDefaultdict2.default,
-	namedtuple: _aureoomsJsCollectionsNamedtuple2.default,
-	set: _aureoomsJsCollectionsSet2.default,
-
-	ArbitrarySizeDeque: _aureoomsJsCollectionsDeque.ArbitrarySizeDeque,
-	BoundedDeque: _aureoomsJsCollectionsDeque.BoundedDeque,
-	Deque: _aureoomsJsCollectionsDeque.Deque,
-	EmptyDeque: _aureoomsJsCollectionsDeque.EmptyDeque,
-	SingleElementDeque: _aureoomsJsCollectionsDeque.SingleElementDeque,
-	UnboundedDeque: _aureoomsJsCollectionsDeque.UnboundedDeque,
-
-	IndexError: _aureoomsJsError.IndexError,
-	KeyError: _aureoomsJsError.KeyError,
-	NotImplementedError: _aureoomsJsError.NotImplementedError,
-	TypeError: _aureoomsJsError.TypeError,
-	ValueError: _aureoomsJsError.ValueError
+	chainmap: _jsCollectionsChainmap2.default,
+	counter: _jsCollectionsCounter2.default,
+	deque: _jsCollectionsDeque.deque,
+	dict: _jsCollectionsDict2.default,
+	ordereddict: _jsCollectionsOrdereddict2.default,
+	defaultdict: _jsCollectionsDefaultdict2.default,
+	namedtuple: _jsCollectionsNamedtuple2.default,
+	set: _jsCollectionsSet2.default,
+
+	ArbitrarySizeDeque: _jsCollectionsDeque.ArbitrarySizeDeque,
+	BoundedDeque: _jsCollectionsDeque.BoundedDeque,
+	Deque: _jsCollectionsDeque.Deque,
+	EmptyDeque: _jsCollectionsDeque.EmptyDeque,
+	SingleElementDeque: _jsCollectionsDeque.SingleElementDeque,
+	UnboundedDeque: _jsCollectionsDeque.UnboundedDeque,
+
+	IndexError: _jsError.IndexError,
+	KeyError: _jsError.KeyError,
+	NotImplementedError: _jsError.NotImplementedError,
+	TypeError: _jsError.TypeError,
+	ValueError: _jsError.ValueError
 
 };
 
 exports.default = collections;
-exports.chainmap = _aureoomsJsCollectionsChainmap2.default;
-exports.counter = _aureoomsJsCollectionsCounter2.default;
-exports.deque = _aureoomsJsCollectionsDeque.deque;
-exports.dict = _aureoomsJsCollectionsDict2.default;
-exports.ordereddict = _aureoomsJsCollectionsOrdereddict2.default;
-exports.defaultdict = _aureoomsJsCollectionsDefaultdict2.default;
-exports.namedtuple = _aureoomsJsCollectionsNamedtuple2.default;
-exports.set = _aureoomsJsCollectionsSet2.default;
-exports.ArbitrarySizeDeque = _aureoomsJsCollectionsDeque.ArbitrarySizeDeque;
-exports.BoundedDeque = _aureoomsJsCollectionsDeque.BoundedDeque;
-exports.Deque = _aureoomsJsCollectionsDeque.Deque;
-exports.EmptyDeque = _aureoomsJsCollectionsDeque.EmptyDeque;
-exports.SingleElementDeque = _aureoomsJsCollectionsDeque.SingleElementDeque;
-exports.UnboundedDeque = _aureoomsJsCollectionsDeque.UnboundedDeque;
-exports.IndexError = _aureoomsJsError.IndexError;
-exports.KeyError = _aureoomsJsError.KeyError;
-exports.NotImplementedError = _aureoomsJsError.NotImplementedError;
-exports.TypeError = _aureoomsJsError.TypeError;
-exports.ValueError = _aureoomsJsError.ValueError;
-//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file
+exports.chainmap = _jsCollectionsChainmap2.default;
+exports.counter = _jsCollectionsCounter2.default;
+exports.deque = _jsCollectionsDeque.deque;
+exports.dict = _jsCollectionsDict2.default;
+exports.ordereddict = _jsCollectionsOrdereddict2.default;
+exports.defaultdict = _jsCollectionsDefaultdict2.default;
+exports.namedtuple = _jsCollectionsNamedtuple2.default;
+exports.set = _jsCollectionsSet2.default;
+exports.ArbitrarySizeDeque = _jsCollectionsDeque.ArbitrarySizeDeque;
+exports.BoundedDeque = _jsCollectionsDeque.BoundedDeque;
+exports.Deque = _jsCollectionsDeque.Deque;
+exports.EmptyDeque = _jsCollectionsDeque.EmptyDeque;
+exports.SingleElementDeque = _jsCollectionsDeque.SingleElementDeque;
+exports.UnboundedDeque = _jsCollectionsDeque.UnboundedDeque;
+exports.IndexError = _jsError.IndexError;
+exports.KeyError = _jsError.KeyError;
+exports.NotImplementedError = _jsError.NotImplementedError;
+exports.TypeError = _jsError.TypeError;
+exports.ValueError = _jsError.ValueError;
+//# sourceMappingURL=data:application/json;base64,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
\ No newline at end of file