diff --git a/crates/collab/migrations/20220913211150_create_signups.down.sql b/crates/collab/migrations/20220913211150_create_signups.down.sql
index f67c10dd01..5504bbb8dc 100644
--- a/crates/collab/migrations/20220913211150_create_signups.down.sql
+++ b/crates/collab/migrations/20220913211150_create_signups.down.sql
@@ -4,4 +4,3 @@ ALTER TABLE users
     DROP COLUMN github_user_id;
 
 DROP INDEX index_users_on_email_address;
-DROP INDEX index_users_on_github_user_id;