diff --git a/docs/chroma_db.zip b/docs/chroma_db.zip
index 4176e470..2726a919 100644
Binary files a/docs/chroma_db.zip and b/docs/chroma_db.zip differ
diff --git a/pr_agent/tools/pr_help_message.py b/pr_agent/tools/pr_help_message.py
index 3b535b8b..d28e847b 100644
--- a/pr_agent/tools/pr_help_message.py
+++ b/pr_agent/tools/pr_help_message.py
@@ -158,7 +158,7 @@ class PRHelpMessage:
 
                 # Initialize embeddings
                 from langchain_openai import OpenAIEmbeddings
-                embeddings = OpenAIEmbeddings(model="text-embedding-ada-002",
+                embeddings = OpenAIEmbeddings(model="text-embedding-3-small",
                                               api_key=get_settings().openai.key)
 
                 # Get similar snippets via similarity search