diff --git a/requirements-dev.txt b/requirements-dev.txt
index 3ce02c73b..6ffd5e03a 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,7 +1,6 @@
 # Add extra dependencies only required for tests and local dev setup
 mypy
 pytest
-sentence-transformers
 selenium
 webdriver-manager
 beautifulsoup4
diff --git a/requirements.txt b/requirements.txt
index 996ab8ab5..4389f2470 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ langdetect # for PDF conversions
 pytesseract==0.3.7 
 pillow==8.2.0
 pdf2image==1.14.0
-# optional: sentence-transformers
+sentence-transformers>=0.4.0
 python-multipart
 python-docx
 sqlalchemy>=1.4.2