diff --git a/packages/toolbox-core/src/toolbox_core/client.py b/packages/toolbox-core/src/toolbox_core/client.py
index ecf67f0c..2b677881 100644
--- a/packages/toolbox-core/src/toolbox_core/client.py
+++ b/packages/toolbox-core/src/toolbox_core/client.py
@@ -11,7 +11,6 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-import re
 import types
 from typing import Any, Callable, Mapping, Optional, Union
 
diff --git a/packages/toolbox-core/src/toolbox_core/tool.py b/packages/toolbox-core/src/toolbox_core/tool.py
index 49a2a70a..c83051ca 100644
--- a/packages/toolbox-core/src/toolbox_core/tool.py
+++ b/packages/toolbox-core/src/toolbox_core/tool.py
@@ -15,12 +15,10 @@
 
 import asyncio
 import types
-from collections import defaultdict
 from inspect import Parameter, Signature
 from typing import (
     Any,
     Callable,
-    DefaultDict,
     Iterable,
     Mapping,
     Optional,
@@ -29,7 +27,6 @@
 )
 
 from aiohttp import ClientSession
-from pytest import Session
 
 
 class ToolboxTool: