diff --git a/OpenRA.Game/OpenRA.Game.csproj b/OpenRA.Game/OpenRA.Game.csproj
index d8da606afa..6f79fa88d0 100755
--- a/OpenRA.Game/OpenRA.Game.csproj
+++ b/OpenRA.Game/OpenRA.Game.csproj
@@ -182,6 +182,7 @@
     <Compile Include="Widgets\ProgressBarWidget.cs" />
     <Compile Include="Utilities.cs" />
     <Compile Include="Traits\Waypoint.cs" />
+    <Compile Include="Traits\Activities\Activity.cs" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\OpenRA.FileFormats\OpenRA.FileFormats.csproj">
@@ -203,7 +204,6 @@
     <Compile Include="Traits\Target.cs" />
     <Compile Include="Traits\ValidateOrder.cs" />
     <Compile Include="TraitDictionary.cs" />
-    <Compile Include="Traits\Activities\CancelableActivity.cs" />
     <Compile Include="Widgets\PasswordFieldWidget.cs" />
     <Compile Include="Widgets\ScrollingTextWidget.cs" />
   </ItemGroup>
diff --git a/OpenRA.Game/Traits/Activities/CancelableActivity.cs b/OpenRA.Game/Traits/Activities/Activity.cs
similarity index 100%
rename from OpenRA.Game/Traits/Activities/CancelableActivity.cs
rename to OpenRA.Game/Traits/Activities/Activity.cs