diff --git a/BizHawk.Emulation.Common/Interfaces/IDisassemblable.cs b/BizHawk.Emulation.Common/Interfaces/IDisassemblable.cs
index 4d53d34362..bdd106ec90 100644
--- a/BizHawk.Emulation.Common/Interfaces/IDisassemblable.cs
+++ b/BizHawk.Emulation.Common/Interfaces/IDisassemblable.cs
@@ -12,6 +12,11 @@ namespace BizHawk.Emulation.Common
 		/// </summary>
 		string Cpu { get; set; }
 
+		/// <summary>
+		/// Returns the name of the Program Counter Register for the current Cpu
+		/// </summary>
+		string PCRegisterName { get; }
+
 		/// <summary>
 		/// Gets a list of Cpus that can be used when setting the Cpu property
 		/// </summary>