diff --git a/Svelto.ECS/EntitySubmitOperation.cs b/Svelto.ECS/EntitySubmitOperation.cs
new file mode 100644
index 0000000..0f0e220
--- /dev/null
+++ b/Svelto.ECS/EntitySubmitOperation.cs
@@ -0,0 +1,6 @@
+namespace Svelto.ECS
+{
+    struct EntitySubmitOperation
+    {
+    }
+}
\ No newline at end of file