diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 8caa5067..87ca3e02 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -23,6 +23,7 @@ repos:
     rev: v0.910
     hooks:
       - id: 'mypy'
+        language_version: python3.9
         additional_dependencies:
           - 'pydantic'
           - 'types-requests'
diff --git a/cli.py b/cli.py
index b5a6674e..bb2a31af 100644
--- a/cli.py
+++ b/cli.py
@@ -41,6 +41,7 @@ async def inspect_block_command(block_number: int, rpc: str):
     trace_db_session = get_trace_session()
 
     inspector = MEVInspector(rpc)
+    logger.info(f"Using the RPC node {rpc}")
 
     await inspector.inspect_single_block(
         inspect_db_session=inspect_db_session,
@@ -94,6 +95,8 @@ async def inspect_many_blocks_command(
         max_concurrency=max_concurrency,
         request_timeout=request_timeout,
     )
+    logger.info(f"Using the RPC node {rpc}")
+
     await inspector.inspect_many_blocks(
         inspect_db_session=inspect_db_session,
         trace_db_session=trace_db_session,