diff --git a/src/Ryujinx.Graphics.Gpu/Memory/BufferModifiedRangeList.cs b/src/Ryujinx.Graphics.Gpu/Memory/BufferModifiedRangeList.cs
index ef027667e..a31156121 100644
--- a/src/Ryujinx.Graphics.Gpu/Memory/BufferModifiedRangeList.cs
+++ b/src/Ryujinx.Graphics.Gpu/Memory/BufferModifiedRangeList.cs
@@ -2,7 +2,6 @@ using Ryujinx.Common.Pools;
 using Ryujinx.Memory.Range;
 using System;
 using System.Linq;
-using System.Threading;
 
 namespace Ryujinx.Graphics.Gpu.Memory
 {
@@ -417,7 +416,7 @@ namespace Ryujinx.Graphics.Gpu.Memory
 
             if (rangeCount == -1)
             {
-                _migrationTarget.WaitForAndFlushRanges(address, size);
+                _migrationTarget!.WaitForAndFlushRanges(address, size);
 
                 return;
             }