diff --git a/ChocolArm64/Instruction/AInstEmitSystem.cs b/ChocolArm64/Instruction/AInstEmitSystem.cs
index 80b56604..42a62009 100644
--- a/ChocolArm64/Instruction/AInstEmitSystem.cs
+++ b/ChocolArm64/Instruction/AInstEmitSystem.cs
@@ -89,9 +89,6 @@ namespace ChocolArm64.Instruction
             //We treat it as no-op here since we don't have any cache being emulated anyway.
             AOpCodeSystem Op = (AOpCodeSystem)Context.CurrOp;
 
-            //TODO: We should throw on unimplemented sys instructions here,
-            //since it causing some problems when the programs expects some values
-            //that never return.
             switch (GetPackedId(Op))
             {
                 case 0b11_011_0111_0100_001:
diff --git a/Ryujinx.Core/OsHle/Services/Aud/IAudioDeviceService.cs b/Ryujinx.Core/OsHle/Services/Aud/IAudioDevice.cs
similarity index 100%
rename from Ryujinx.Core/OsHle/Services/Aud/IAudioDeviceService.cs
rename to Ryujinx.Core/OsHle/Services/Aud/IAudioDevice.cs
diff --git a/Ryujinx.Core/OsHle/Services/Aud/ServiceAudRen.cs b/Ryujinx.Core/OsHle/Services/Aud/ServiceAudRen.cs
index 155d0425..c3a0a8b4 100644
--- a/Ryujinx.Core/OsHle/Services/Aud/ServiceAudRen.cs
+++ b/Ryujinx.Core/OsHle/Services/Aud/ServiceAudRen.cs
@@ -1,4 +1,3 @@
-using Ryujinx.Core.OsHle.Handles;
 using Ryujinx.Core.OsHle.Ipc;
 using System.Collections.Generic;