diff --git a/DiscImageChef.Decoders/CD/ATIP.cs b/DiscImageChef.Decoders/CD/ATIP.cs
index 7808febb6..fda9026a2 100644
--- a/DiscImageChef.Decoders/CD/ATIP.cs
+++ b/DiscImageChef.Decoders/CD/ATIP.cs
@@ -623,7 +623,11 @@ namespace DiscImageChef.Decoders.CD
 
                     break;
                 case 34:
-                    if(frm == 20) return "Mitsubishi Chemical Corporation";
+                    switch(frm)
+                    {
+                        case 20:
+                        case 22: return "Mitsubishi Chemical Corporation";
+                    }
 
                     break;
                 case 42: