diff --git a/EnginesRoot.DoubleBufferedEntityViews.cs b/Svelto.ECS/EnginesRoot.DoubleBufferedEntityViews.cs
similarity index 100%
rename from EnginesRoot.DoubleBufferedEntityViews.cs
rename to Svelto.ECS/EnginesRoot.DoubleBufferedEntityViews.cs
diff --git a/EnginesRoot.GenericEntityFactory.cs b/Svelto.ECS/EnginesRoot.GenericEntityFactory.cs
similarity index 100%
rename from EnginesRoot.GenericEntityFactory.cs
rename to Svelto.ECS/EnginesRoot.GenericEntityFactory.cs
diff --git a/EnginesRoot.GenericEntityFunctions.cs b/Svelto.ECS/EnginesRoot.GenericEntityFunctions.cs
similarity index 100%
rename from EnginesRoot.GenericEntityFunctions.cs
rename to Svelto.ECS/EnginesRoot.GenericEntityFunctions.cs