diff --git a/Utils/known-sets.txt b/Utils/known-sets.txt
index 80bae39e687..dccc840c677 100644
--- a/Utils/known-sets.txt
+++ b/Utils/known-sets.txt
@@ -116,7 +116,7 @@ Starter 2000|starter2000|
 Stronghold|stronghold|
 Tempest|tempest|
 Tempest Remastered|tempestremastered|
-Tenth Edition|tenth|
+Tenth Edition|tenthedition|
 The Dark|thedark|
 Theros|theros|
 Time Spiral "Timeshifted"|timeshifted|