diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcTable.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcTable.cs
index f3567dd525..4c1968ca6b 100644
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcTable.cs
+++ b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcTable.cs
@@ -331,7 +331,7 @@ namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
 
                 generator.Emit(OpCodes.Call, info);
 
-                registerInUse |= 1u << locals[index].Item2.Index;
+                registerInUse |= 1u << attribute.Index;
             }
 
             // Zero out the remaining unused registers.