diff --git a/ai/book-teddy-rag-basic/requirements.txt b/ai/book-teddy-rag-basic/requirements.txt
index 8bf57526..a540fc6c 100644
--- a/ai/book-teddy-rag-basic/requirements.txt
+++ b/ai/book-teddy-rag-basic/requirements.txt
@@ -50,7 +50,7 @@ lxml==5.3.1
 pillow==10.4.0
 lark==1.2.2
 ragas==0.2.14
-unstructured==0.17.0
+unstructured==0.18.18
 arxiv==2.1.3
 tiktoken==0.9.0
 tenacity==8.5.0