diff --git a/src/indexing/requirements.txt b/src/indexing/requirements.txt
index 82f0085..1ee10d4 100644
--- a/src/indexing/requirements.txt
+++ b/src/indexing/requirements.txt
@@ -6,3 +6,5 @@ psycopg2
 tldextract
 httplib2
 feedparser
+sentence-transformers
+langchain
\ No newline at end of file