diff --git a/app.py b/app.py
index ef00e2990237fe4cfc3e09154ae2949800ec642d..9434d91d9f67e58721d594b15f79bb1fb71fd955 100644
--- a/app.py
+++ b/app.py
@@ -98,7 +98,15 @@ chat = AzureChatOpenAI(
     temperature=0
 )
 # Load vectorstore
-embedding = OpenAIEmbeddings()
+embedding = OpenAIEmbeddings(
+                deployment="AdaEmbedding2",
+                model="text-embedding-ada-002",
+                openai_api_base="https://nlp-openai-svc.openai.azure.com",
+                openai_api_type="azure",
+                openai_api_key=OPENAI_API_KEY,
+                chunk_size=1
+            )
+
 vectordb = FAISS.load_local("faiss_index", embedding)
 docsearch = vectordb.as_retriever()