diff --git a/src/proto/bootstrap/contract_storage.ml b/src/proto/bootstrap/contract_storage.ml
index 28501948f..4d3d0efe8 100644
--- a/src/proto/bootstrap/contract_storage.ml
+++ b/src/proto/bootstrap/contract_storage.ml
@@ -100,7 +100,7 @@ let delete c contract =
   Roll_storage.Contract.assert_empty c contract >>=? fun () ->
   Storage.Contract.Balance.delete c contract >>=? fun c ->
   Storage.Contract.Manager.delete c contract >>=? fun c ->
-  Storage.Contract.Delegate.delete c contract >>=? fun c ->
+  Storage.Contract.Delegate.remove c contract >>= fun c ->
   Storage.Contract.Spendable.delete c contract >>=? fun c ->
   Storage.Contract.Delegatable.delete c contract >>=? fun c ->
   Storage.Contract.Counter.delete c contract >>=? fun c ->