diff --git a/crawl4ai/deep_crawling/bff_strategy.py b/crawl4ai/deep_crawling/bff_strategy.py
index 7779c9f46..372047b3f 100644
--- a/crawl4ai/deep_crawling/bff_strategy.py
+++ b/crawl4ai/deep_crawling/bff_strategy.py
@@ -47,7 +47,9 @@ def __init__(
         self.url_scorer = url_scorer
         self.include_external = include_external
         self.max_pages = max_pages
-        self.logger = logger or logging.getLogger(__name__)
+        self.logger = logger if isinstance(
+            logger, (logging.Logger)
+        ) else logging.getLogger(__name__)
         self.stats = TraversalStats(start_time=datetime.now())
         self._cancel_event = asyncio.Event()
         self._pages_crawled = 0
diff --git a/crawl4ai/deep_crawling/bfs_strategy.py b/crawl4ai/deep_crawling/bfs_strategy.py
index 950c39808..3faf0aaee 100644
--- a/crawl4ai/deep_crawling/bfs_strategy.py
+++ b/crawl4ai/deep_crawling/bfs_strategy.py
@@ -38,7 +38,9 @@ def __init__(
         self.include_external = include_external
         self.score_threshold = score_threshold
         self.max_pages = max_pages
-        self.logger = logger or logging.getLogger(__name__)
+        self.logger = logger if isinstance(
+            logger, (logging.Logger)
+        ) else logging.getLogger(__name__)
         self.stats = TraversalStats(start_time=datetime.now())
         self._cancel_event = asyncio.Event()
         self._pages_crawled = 0