diff --git a/CHANGELIST.md b/CHANGELIST.md
index 2ec2a7a7..dc390ae3 100644
--- a/CHANGELIST.md
+++ b/CHANGELIST.md
@@ -83,6 +83,7 @@
 - UMDs are Sony discs
 - Strip colons from Redumper disc key
 - Use `HashSet` for disc or book type
+- Add ordering to disc or book type
 
 ### 2.5 (2023-03-12)
 
diff --git a/MPF.Modules/DiscImageCreator/Parameters.cs b/MPF.Modules/DiscImageCreator/Parameters.cs
index 5e65413b..b62b8bbc 100644
--- a/MPF.Modules/DiscImageCreator/Parameters.cs
+++ b/MPF.Modules/DiscImageCreator/Parameters.cs
@@ -2675,7 +2675,7 @@ namespace MPF.Modules.DiscImageCreator
 
                     // Create the output string
                     if (discTypeOrBookTypeSet.Any())
-                        discTypeOrBookType = string.Join(", ", discTypeOrBookTypeSet);
+                        discTypeOrBookType = string.Join(", ", discTypeOrBookTypeSet.OrderBy(s => s));
 
                     return true;
                 }