diff --git a/init.sql b/init.sql
index c1baf8d..ae7f16b 100644
--- a/init.sql
+++ b/init.sql
@@ -19,5 +19,4 @@ create table if not exists training_data(
     elevation float not null,
     constraint fk_training_id foreign key(training_id) references training(id) on delete cascade
 );
-create index if not exists idx_training_data_training_id on training_data(training_id);
 create index if not exists idx_training_data_geog on training_data using GIST(geog);
\ No newline at end of file