diff --git a/crewai_mcp_course/lesson_03/requirements.txt b/crewai_mcp_course/lesson_03/requirements.txt
index 9056e1a..389a27d 100644
--- a/crewai_mcp_course/lesson_03/requirements.txt
+++ b/crewai_mcp_course/lesson_03/requirements.txt
@@ -1,5 +1,5 @@
 crewai==0.80.0
 langchain-openai==0.2.0
 fastmcp==0.4.0
-python-dotenv==1.0.1
+python-dotenv==1.2.2
 pydantic==2.9.0