diff --git a/migrations/2024-04-06-053500_timetable-compression-v1/down.sql b/migrations/2024-04-06-053500_timetable-compression-v1/down.sql
index 91e6c6e4..6227ea7b 100644
--- a/migrations/2024-04-06-053500_timetable-compression-v1/down.sql
+++ b/migrations/2024-04-06-053500_timetable-compression-v1/down.sql
@@ -22,4 +22,45 @@ CREATE TABLE gtfs.stoptimes (
     PRIMARY KEY (onestop_feed_id, attempt_id, trip_id, stop_sequence)
 );
 
-CREATE INDEX stoptimes_chateau_idx ON gtfs.stoptimes (chateau);
\ No newline at end of file
+CREATE INDEX stoptimes_chateau_idx ON gtfs.stoptimes (chateau);
+
+CREATE TABLE gtfs.trips (
+    onestop_feed_id text NOT NULL,
+    trip_id text NOT NULL,
+    attempt_id text NOT NULL,
+    route_id text NOT NULL,
+    service_id text NOT NULL,
+    trip_headsign text,
+    trip_headsign_translations jsonb,
+    has_stop_headsigns boolean NOT NULL,
+    stop_headsigns text[],
+    trip_short_name text,
+    direction_id smallint,
+    block_id text,
+    shape_id text,
+    wheelchair_accessible smallint NOT NULL,
+    bikes_allowed smallint NOT NULL,
+    chateau text NOT NULL,
+    frequencies trip_frequency[],
+    has_frequencies boolean NOT NULL,
+    PRIMARY KEY (onestop_feed_id, attempt_id, trip_id)
+);
+
+CREATE TABLE gtfs.trip_frequencies (
+    onestop_feed_id text NOT NULL,
+    trip_id text NOT NULL,
+    attempt_id text NOT NULL,
+    index smallint NOT NULL,
+    start_time OID NOT NULL,
+    end_time OID NOT NULL,
+    headway_secs OID NOT NULL,
+    -- a false means 0 or FrequencyBased, true means ScheduleBased or 1
+    exact_times boolean NOT NULL,
+    PRIMARY KEY (onestop_feed_id, attempt_id, trip_id, index)
+);
+
+CREATE INDEX IF NOT EXISTS trips_chateau ON gtfs.trips (chateau);
+
+DROP TABLE gtfs.itinerary_pattern CASCADE;
+DROP TABLE gtfs.itinerary_pattern_meta CASCADE;
+DROP TABLE gtfs.trips_compressed CASCADE;
\ No newline at end of file
diff --git a/migrations/2024-04-06-053500_timetable-compression-v1/up.sql b/migrations/2024-04-06-053500_timetable-compression-v1/up.sql
index 2570a694..f82e425c 100644
--- a/migrations/2024-04-06-053500_timetable-compression-v1/up.sql
+++ b/migrations/2024-04-06-053500_timetable-compression-v1/up.sql
@@ -1,6 +1,6 @@
--- Your SQL goes here
 DROP TABLE IF EXISTS gtfs.stoptimes CASCADE;
 DROP TABLE IF EXISTS gtfs.trips CASCADE;
+DROP TABLE IF EXISTS gtfs.frequencies CASCADE;
 
 -- row by row
 CREATE TABLE gtfs.itinerary_pattern (
@@ -44,6 +44,7 @@ CREATE TABLE gtfs.trips_compressed (
     frequencies trip_frequency[],
     has_frequencies boolean NOT NULL,
     itinerary_pattern_id text NOT NULL,
+    compressed_trip_frequencies text,
     PRIMARY KEY (onestop_feed_id, attempt_id, trip_id)
 );