diff --git a/Cargo.lock b/Cargo.lock
index b9608595..53304306 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -653,7 +653,7 @@ dependencies = [
 
 [[package]]
 name = "auction-server"
-version = "0.35.1"
+version = "0.35.2"
 dependencies = [
  "anchor-lang",
  "anchor-lang-idl",
diff --git a/auction-server/Cargo.toml b/auction-server/Cargo.toml
index 40f56c56..39e49a98 100644
--- a/auction-server/Cargo.toml
+++ b/auction-server/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "auction-server"
-version = "0.35.1"
+version = "0.35.2"
 edition = "2021"
 license-file = "license.txt"
 
diff --git a/auction-server/migrations/20250731160326_bid_drop_fk_auction_id.down.sql b/auction-server/migrations/20250731160326_bid_drop_fk_auction_id.down.sql
new file mode 100644
index 00000000..77a5a572
--- /dev/null
+++ b/auction-server/migrations/20250731160326_bid_drop_fk_auction_id.down.sql
@@ -0,0 +1,4 @@
+ALTER TABLE bid ADD CONSTRAINT fk_auction_id
+FOREIGN KEY (auction_id)
+REFERENCES auction(id)
+ON DELETE RESTRICT;
diff --git a/auction-server/migrations/20250731160326_bid_drop_fk_auction_id.up.sql b/auction-server/migrations/20250731160326_bid_drop_fk_auction_id.up.sql
new file mode 100644
index 00000000..acff480f
--- /dev/null
+++ b/auction-server/migrations/20250731160326_bid_drop_fk_auction_id.up.sql
@@ -0,0 +1 @@
+ALTER TABLE bid DROP CONSTRAINT IF EXISTS fk_auction_id;