diff --git a/db/migrations/20241205124645_upgrade_to_v6/migration.sql b/db/migrations/20241205124645_upgrade_to_v6/migration.sql
new file mode 100644
index 00000000..1c904936
--- /dev/null
+++ b/db/migrations/20241205124645_upgrade_to_v6/migration.sql
@@ -0,0 +1,5 @@
+-- AlterTable
+ALTER TABLE "_ActivityRecordToClubMembership" ADD CONSTRAINT "_ActivityRecordToClubMembership_AB_pkey" PRIMARY KEY ("A", "B");
+
+-- DropIndex
+DROP INDEX "_ActivityRecordToClubMembership_AB_unique";
diff --git a/db/migrations/migration_lock.toml b/db/migrations/migration_lock.toml
index 99e4f200..fbffa92c 100644
--- a/db/migrations/migration_lock.toml
+++ b/db/migrations/migration_lock.toml
@@ -1,3 +1,3 @@
 # Please do not edit this file manually
 # It should be added in your version-control system (i.e. Git)
-provider = "postgresql"
+provider = "postgresql"
\ No newline at end of file