diff --git a/app/model/schema/base/__init__.py b/app/model/schema/base/__init__.py
index ff9ffe29..54ddc486 100644
--- a/app/model/schema/base/__init__.py
+++ b/app/model/schema/base/__init__.py
@@ -17,6 +17,7 @@
 SPDX-License-Identifier: Apache-2.0
 """
 from .base import (
+    CURRENCY_str,
     EMPTY_str,
     IbetShareContractVersion,
     IbetStraightBondContractVersion,
diff --git a/app/model/schema/token.py b/app/model/schema/token.py
index 25fdceff..a8f5bc23 100644
--- a/app/model/schema/token.py
+++ b/app/model/schema/token.py
@@ -28,6 +28,7 @@
 from web3 import Web3
 
 from app.model.schema.base import (
+    CURRENCY_str,
     EMPTY_str,
     IbetShareContractVersion,
     IbetStraightBondContractVersion,
@@ -36,10 +37,7 @@
     SortOrder,
     YYYYMMDD_constr,
 )
-
-from . import LockEventCategory
-from .base.base import CURRENCY_str
-from .position import LockEvent
+from app.model.schema.position import LockEvent, LockEventCategory
 
 
 ############################