diff --git a/BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/MGBAHawk.IDebuggable.cs b/BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/MGBAHawk.IDebuggable.cs
index 0936bcd607..2c6b74e6f3 100644
--- a/BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/MGBAHawk.IDebuggable.cs
+++ b/BizHawk.Emulation.Cores/Consoles/Nintendo/GBA/MGBAHawk.IDebuggable.cs
@@ -19,7 +19,6 @@ namespace BizHawk.Emulation.Cores.Nintendo.GBA
 			return ret;
 		}
 
-		[FeatureNotImplemented]
 		public void SetCpuRegister(string register, int value)
 		{
 			int index = register?.ToUpper() switch