1 files changed, 9 insertions, 2 deletions
diff --git a/Ryujinx.HLE/HOS/Services/Mii/UtilityImpl.cs b/Ryujinx.HLE/HOS/Services/Mii/UtilityImpl.cs
index 8b7f3313..30b201f6 100644
--- a/Ryujinx.HLE/HOS/Services/Mii/UtilityImpl.cs
+++ b/Ryujinx.HLE/HOS/Services/Mii/UtilityImpl.cs
@@ -1,4 +1,5 @@
-using Ryujinx.Cpu;
+using Ryujinx.Common.Utilities;
+using Ryujinx.Cpu;
 using Ryujinx.HLE.HOS.Services.Mii.Types;
 using Ryujinx.HLE.HOS.Services.Time;
 using Ryujinx.HLE.HOS.Services.Time.Clock;
@@ -62,7 +63,13 @@ namespace Ryujinx.HLE.HOS.Services.Mii
 
         public CreateId MakeCreateId()
         {
-            return new CreateId(Guid.NewGuid().ToByteArray());
+            UInt128 value = UInt128Utils.CreateRandom();
+
+            // Ensure the random ID generated is valid as a create id.
+            value &= ~new UInt128(0xC0, 0);
+            value |= new UInt128(0x80, 0);
+
+            return new CreateId(value);
         }
     }
 }