diff --git a/.gitignore b/.gitignore
index 3ccd446..7a0197f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -24,6 +24,7 @@ rabbitmq_data
 
 .vscode
 .env
+.idea
 
 # Database files
 *.db
\ No newline at end of file
diff --git a/internal/services/bootstrap.go b/internal/services/bootstrap.go
index e4a1e42..ec4068f 100644
--- a/internal/services/bootstrap.go
+++ b/internal/services/bootstrap.go
@@ -81,7 +81,7 @@ func (s *Service) processBlocksSequentially(ctx context.Context) *types.Error {
 						}
 					}
 
-					if dbErr := s.db.UpdateLastProcessedBbnHeight(ctx, uint64(i)); dbErr != nil {
+					if dbErr := s.db.UpdateLastProcessedBbnHeight(ctx, i); dbErr != nil {
 						return types.NewError(
 							http.StatusInternalServerError,
 							types.InternalServiceError,
diff --git a/internal/services/expiry_checker.go b/internal/services/expiry_checker.go
index cac371b..af1ac90 100644
--- a/internal/services/expiry_checker.go
+++ b/internal/services/expiry_checker.go
@@ -28,7 +28,7 @@ func (s *Service) checkExpiry(ctx context.Context) *types.Error {
 		)
 	}
 
-	expiredDelegations, err := s.db.FindExpiredDelegations(ctx, uint64(btcTip), s.cfg.Poller.ExpiredDelegationsLimit)
+	expiredDelegations, err := s.db.FindExpiredDelegations(ctx, btcTip, s.cfg.Poller.ExpiredDelegationsLimit)
 	if err != nil {
 		return types.NewInternalServiceError(
 			fmt.Errorf("failed to find expired delegations: %w", err),