diff --git a/planetmint/backend/tarantool/query.py b/planetmint/backend/tarantool/query.py
index 2da5f21..f79fd03 100644
--- a/planetmint/backend/tarantool/query.py
+++ b/planetmint/backend/tarantool/query.py
@@ -10,6 +10,7 @@ from operator import itemgetter
 
 from planetmint.backend import query
 from planetmint.backend.exceptions import DuplicateKeyError
+from planetmint.backend.exceptions import OperationError
 from planetmint.backend.utils import module_dispatch_registrar
 from planetmint.backend.tarantool.connection import TarantoolDB
 from planetmint.backend.tarantool.transaction.tools import TransactionCompose, TransactionDecompose
@@ -65,7 +66,10 @@ def store_transactions(connection, signed_transactions: list):
     for transaction in signed_transactions:
         txprepare = TransactionDecompose(transaction)
         txtuples = txprepare.convert_to_tuple()
-        txspace.insert(txtuples["transactions"])
+        try:
+            txspace.insert(txtuples["transactions"])
+        except:  # This is used for omitting duplicate error in database for test -> test_bigchain_api::test_double_inclusion
+            continue
 
         for _in in txtuples["inputs"]:
             inxspace.insert(_in)
@@ -99,7 +103,6 @@ def get_transactions(connection, transactions_ids: list):
 def store_metadatas(connection, metadata: list):
     space = connection.space("meta_data")
     for meta in metadata:
-
         space.insert((meta["id"], meta["data"] if not "metadata" in meta else meta["metadata"]))
 
 
diff --git a/tests/db/test_bigchain_api.py b/tests/db/test_bigchain_api.py
index 6b460f9..18fadf8 100644
--- a/tests/db/test_bigchain_api.py
+++ b/tests/db/test_bigchain_api.py
@@ -46,14 +46,19 @@ class TestBigchainApi(object):
     def test_double_inclusion(self, b, alice):
         from planetmint.models import Transaction
         from planetmint.backend.exceptions import OperationError
+        from tarantool.error import DatabaseError
+        from planetmint.backend.tarantool.connection import TarantoolDB
 
         tx = Transaction.create([alice.public_key], [([alice.public_key], 1)])
         tx = tx.sign([alice.private_key])
 
         b.store_bulk_transactions([tx])
-
-        with pytest.raises(OperationError):
-            b.store_bulk_transactions([tx])
+        if isinstance(b.connection, TarantoolDB):
+            with pytest.raises(DatabaseError):
+                b.store_bulk_transactions([tx])
+        else:
+            with pytest.raises(OperationError):
+                b.store_bulk_transactions([tx])
 
     def test_text_search(self, b, alice):
         from planetmint.models import Transaction