diff --git a/tests/Aetheria.Shared.Tests/ThrustAllocationTests.cs b/tests/Aetheria.Shared.Tests/ThrustAllocationTests.cs
index ab0b1e86c..0e96ed191 100644
--- a/tests/Aetheria.Shared.Tests/ThrustAllocationTests.cs
+++ b/tests/Aetheria.Shared.Tests/ThrustAllocationTests.cs
@@ -6,6 +6,7 @@ using System;
 using System.Collections.Generic;
 using System.Linq;
 using CultMath;
+using UniRx;
 using Xunit;
 using static CultMath.math;
 using float2 = CultMath.float2;
diff --git a/tests/Aetheria.Shared.Tests/ThrustAllocatorTests.cs b/tests/Aetheria.Shared.Tests/ThrustAllocatorTests.cs
index b74cc05a2..2e293ddb2 100644
--- a/tests/Aetheria.Shared.Tests/ThrustAllocatorTests.cs
+++ b/tests/Aetheria.Shared.Tests/ThrustAllocatorTests.cs
@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using CultMath;
 using Xunit;