diff --git a/composer.json b/composer.json
index 0ff32a2..bb2a8d1 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
     },
     "autoload": {
         "psr-4": {
-            "arogachev\\sortable\\": ""
+            "arogachev\\sortable\\": "src"
         }
     }
 }
diff --git a/assets/SortableColumnAsset.php b/src/assets/SortableColumnAsset.php
similarity index 100%
rename from assets/SortableColumnAsset.php
rename to src/assets/SortableColumnAsset.php
diff --git a/assets/src/css/sortable-column.css b/src/assets/src/css/sortable-column.css
similarity index 100%
rename from assets/src/css/sortable-column.css
rename to src/assets/src/css/sortable-column.css
diff --git a/assets/src/js/sortable-column.js b/src/assets/src/js/sortable-column.js
similarity index 100%
rename from assets/src/js/sortable-column.js
rename to src/assets/src/js/sortable-column.js
diff --git a/behaviors/BaseSortableBehavior.php b/src/behaviors/BaseSortableBehavior.php
similarity index 100%
rename from behaviors/BaseSortableBehavior.php
rename to src/behaviors/BaseSortableBehavior.php
diff --git a/behaviors/numerical/BaseNumericalSortableBehavior.php b/src/behaviors/numerical/BaseNumericalSortableBehavior.php
similarity index 100%
rename from behaviors/numerical/BaseNumericalSortableBehavior.php
rename to src/behaviors/numerical/BaseNumericalSortableBehavior.php
diff --git a/behaviors/numerical/ContinuousNumericalSortableBehavior.php b/src/behaviors/numerical/ContinuousNumericalSortableBehavior.php
similarity index 100%
rename from behaviors/numerical/ContinuousNumericalSortableBehavior.php
rename to src/behaviors/numerical/ContinuousNumericalSortableBehavior.php
diff --git a/behaviors/numerical/IntervalNumericalSortableBehavior.php b/src/behaviors/numerical/IntervalNumericalSortableBehavior.php
similarity index 100%
rename from behaviors/numerical/IntervalNumericalSortableBehavior.php
rename to src/behaviors/numerical/IntervalNumericalSortableBehavior.php
diff --git a/controllers/SortController.php b/src/controllers/SortController.php
similarity index 100%
rename from controllers/SortController.php
rename to src/controllers/SortController.php
diff --git a/grid/SortableColumn.php b/src/grid/SortableColumn.php
similarity index 100%
rename from grid/SortableColumn.php
rename to src/grid/SortableColumn.php
diff --git a/messages/ru/sortable.php b/src/messages/ru/sortable.php
similarity index 100%
rename from messages/ru/sortable.php
rename to src/messages/ru/sortable.php
diff --git a/widgets/Sortable.php b/src/widgets/Sortable.php
similarity index 100%
rename from widgets/Sortable.php
rename to src/widgets/Sortable.php