diff --git a/llm-rca/requirements.txt b/llm-rca/requirements.txt
index 198a91d..4742e7d 100644
--- a/llm-rca/requirements.txt
+++ b/llm-rca/requirements.txt
@@ -1,7 +1,7 @@
 pandas>=3.0.5
 numpy>=2.5.1
 scikit-learn>=1.9.0
-python-dotenv>=1.2.2
+python-dotenv>=1.2.3
 langchain>=1.3.14
 langchain_openai>=1.4.1
 langchain_community>=0.4.2