diff --git a/Assets/Scripts/UpgradeTargets.cs b/Assets/Scripts/UpgradeTargets.cs
new file mode 100644
index 0000000000000000000000000000000000000000..ae059aa35a7bd0107c426ee560069bc9db115f51
--- /dev/null
+++ b/Assets/Scripts/UpgradeTargets.cs
@@ -0,0 +1,7 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public enum UpgradeTargets
+    {population, capacity, speed, collector}
+
diff --git a/Assets/Scripts/UpgradeTargets.cs.meta b/Assets/Scripts/UpgradeTargets.cs.meta
new file mode 100644
index 0000000000000000000000000000000000000000..58f84610da37b0b7fd096297a1afc6817e2d259d
--- /dev/null
+++ b/Assets/Scripts/UpgradeTargets.cs.meta
@@ -0,0 +1,11 @@
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