diff --git a/lightrag/api/requirements.txt b/lightrag/api/requirements.txt
index f68b0e19..9154809c 100644
--- a/lightrag/api/requirements.txt
+++ b/lightrag/api/requirements.txt
@@ -9,7 +9,6 @@ ollama
 openai
 pipmaster
 python-dotenv
-python-dotenv
 python-multipart
 tenacity
 tiktoken