diff --git a/GenAI/AI_PC/NPU-ChatBot_LLM_RAG/requirements.txt b/GenAI/AI_PC/NPU-ChatBot_LLM_RAG/requirements.txt
index 2c0f341..c8759d1 100644
--- a/GenAI/AI_PC/NPU-ChatBot_LLM_RAG/requirements.txt
+++ b/GenAI/AI_PC/NPU-ChatBot_LLM_RAG/requirements.txt
@@ -1,6 +1,6 @@
 chromadb==1.0.15
 langchain-community==0.3.27
-pypdf==5.9.0
+pypdf==6.15.0
 PyYAML==6.0.2
 sentence-transformers==5.0.0
 streamlit==1.47.1