diff --git a/src/crewai/knowledge/source/excel_knowledge_source.py b/src/crewai/knowledge/source/excel_knowledge_source.py
index 67c026d56..fd17914e8 100644
--- a/src/crewai/knowledge/source/excel_knowledge_source.py
+++ b/src/crewai/knowledge/source/excel_knowledge_source.py
@@ -18,7 +18,7 @@ class ExcelKnowledgeSource(BaseFileKnowledgeSource):
     def _import_dependencies(self):
         """Dynamically import dependencies."""
         try:
-            import openpyxl
+            import openpyxl  # noqa
             import pandas as pd
 
             return pd