diff --git a/requirements/base.txt b/requirements/base.txt
index 9df5ad71..462c56b4 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -13,6 +13,6 @@ Django>=5.2,<7.0
 tendo
 pyyaml
 fastembed
-scikit-learn
+scikit-learn==1.9.0
 huggingface_hub
 openoutreach @ git+https://github.com/eracle/openoutreach-cli.git@main