diff --git a/sql/seasons.sql b/sql/seasons.sql
index 69b6edd..3ee642e 100644
--- a/sql/seasons.sql
+++ b/sql/seasons.sql
@@ -2,4 +2,6 @@ begin;
 create table if not exists "seasons" (
 	"year"	text
 );
+
+insert into seasons select distinct yearID from appearances;
 commit;