diff --git a/Dalamud/Game/Gui/Dtr/DtrBar.cs b/Dalamud/Game/Gui/Dtr/DtrBar.cs
index 4e9584f27..42f06443f 100644
--- a/Dalamud/Game/Gui/Dtr/DtrBar.cs
+++ b/Dalamud/Game/Gui/Dtr/DtrBar.cs
@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
 using System.Linq;
 
 using Dalamud.Configuration.Internal;
diff --git a/Dalamud/Game/Gui/Dtr/DtrBarAddressResolver.cs b/Dalamud/Game/Gui/Dtr/DtrBarAddressResolver.cs
index 1e6fd09cd..744d926f0 100644
--- a/Dalamud/Game/Gui/Dtr/DtrBarAddressResolver.cs
+++ b/Dalamud/Game/Gui/Dtr/DtrBarAddressResolver.cs
@@ -3,7 +3,7 @@
 /// <summary>
 /// DtrBar memory address resolver.
 /// </summary>
-public class DtrBarAddressResolver : BaseAddressResolver
+internal class DtrBarAddressResolver : BaseAddressResolver
 {
     /// <summary>
     /// Gets the address of the AtkUnitBaseDraw method.