--- a/toolkit/components/places/Database.cpp
+++ b/toolkit/components/places/Database.cpp
@@ -1306,24 +1306,22 @@ Database::InitSchema(bool* aDatabaseMigr
         NS_ENSURE_SUCCESS(rv, rv);
       }
 
       if (currentSchemaVersion < 51) {
         rv = MigrateV51Up();
         NS_ENSURE_SUCCESS(rv, rv);
       }
 
-      // Firefox 62 uses schema version 51.
-
       if (currentSchemaVersion < 52) {
         rv = MigrateV52Up();
         NS_ENSURE_SUCCESS(rv, rv);
       }
 
-      // Firefox 63 uses schema version 52.
+      // Firefox 62 uses schema version 52.
 
       // Schema Upgrades must add migration code here.
       // >>> IMPORTANT! <<<
       // NEVER MIX UP SYNC AND ASYNC EXECUTION IN MIGRATORS, YOU MAY LOCK THE
       // CONNECTION AND CAUSE FURTHER STEPS TO FAIL.
       // In case, set a bool and do the async work in the ScopeExit guard just
       // before the migration steps.
     }