diff --git a/planetmint/backend/tarantool/query.py b/planetmint/backend/tarantool/query.py
index 23528b3..1f9502d 100644
--- a/planetmint/backend/tarantool/query.py
+++ b/planetmint/backend/tarantool/query.py
@@ -117,7 +117,7 @@ def get_metadata(connection, transaction_ids: list):
 
 
 @register_query(TarantoolDB)
-def store_asset(connection, asset: dict):
+def store_asset(connection, asset):
     space = connection.space("assets")
     convert = lambda obj: obj if isinstance(obj, tuple) else (obj, obj["id"], obj["id"])
     try:
diff --git a/tests/tendermint/test_lib.py b/tests/tendermint/test_lib.py
index 14dfe5d..da2c1ee 100644
--- a/tests/tendermint/test_lib.py
+++ b/tests/tendermint/test_lib.py
@@ -188,11 +188,12 @@ def test_store_transaction(mocker, b, signed_create_tx,
             b.connection,
             [{'data': signed_create_tx.asset['data'], 'tx_id': signed_create_tx.id, 'asset_id': signed_create_tx.id}]
         )
+    else:
+        mocked_store_asset.assert_called_once_with(
+            b.connection,
+            [(signed_create_tx.asset, signed_create_tx.id, signed_create_tx.id)]
+        )
 
-    mocked_store_asset.assert_called_once_with(
-        b.connection,
-        [{'data': signed_create_tx.asset, 'tx_id': signed_create_tx.id, 'asset_id': signed_create_tx.id}]
-    )
     mocked_store_metadata.assert_called_once_with(
         b.connection,
         [{'id': signed_create_tx.id, 'metadata': signed_create_tx.metadata}],