diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..f15f07e
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,12 @@
+langchain>=0.0.124
+transformers==4.27.1
+unstructured[local-inference]
+layoutparser[layoutmodels,tesseract]
+nltk
+sentence-transformers
+beautifulsoup4
+icetk
+cpm_kernels
+faiss-cpu
+gradio>=3.25.0
+detectron2@git+https://github.com/facebookresearch/detectron2.git@v0.6#egg=detectron2
\ No newline at end of file
diff --git a/webui.py b/webui.py
index cf82075..b81c698 100644
--- a/webui.py
+++ b/webui.py
@@ -59,6 +59,10 @@ def reinit_model(llm_model, embedding_model, llm_history_len, top_k):
                           top_k=top_k),
 
 
+def get_vector_store(filepath):
+    local_doc_qa.init_knowledge_vector_store("content/"+filepath)
+
+
 model_status = gr.State()
 history = gr.State([])
 vs_path = gr.State()
@@ -141,12 +145,12 @@ with gr.Blocks(css="""
     file.upload(upload_file,
                 inputs=file,
                 outputs=selectFile)
-    # load_button.click(local_doc_qa.init_knowledge_vector_store,
-    #                   show_progress=True,
-    #                   api_name="init_knowledge_vector_store",
-    #                   inputs=selectFile,
-    #                   outputs=vs_path
-    #                   ).then(
+    load_button.click(get_vector_store,
+                      show_progress=True,
+                      api_name="init_knowledge_vector_store",
+                      inputs=selectFile,
+                      outputs=vs_path
+                      )#.then(
     #     get_file_status,
     #     chatbot,
     #     chatbot,