diff --git a/BizHawk.Emulation.Cores/Computers/SinclairSpectrum/Media/Disk/CPCFloppyDisk.cs b/BizHawk.Emulation.Cores/Computers/SinclairSpectrum/Media/Disk/CPCFloppyDisk.cs
index 4835540657..99818cc932 100644
--- a/BizHawk.Emulation.Cores/Computers/SinclairSpectrum/Media/Disk/CPCFloppyDisk.cs
+++ b/BizHawk.Emulation.Cores/Computers/SinclairSpectrum/Media/Disk/CPCFloppyDisk.cs
@@ -31,7 +31,7 @@ namespace BizHawk.Emulation.Cores.Computers.SinclairSpectrum
             // look for standard magic string
             string ident = Encoding.ASCII.GetString(data, 0, 16);
 
-            if (!ident.ToUpper().Contains("MV - CPCEMU"))
+            if (!ident.ToUpper().Contains("MV - CPC"))
             {
                 // incorrect format
                 return false;