diff --git a/sklearn/requirements.txt b/sklearn/requirements.txt
index 8dd88923..bd8b57ce 100644
--- a/sklearn/requirements.txt
+++ b/sklearn/requirements.txt
@@ -1,5 +1,10 @@
 joblib==1.4.2
 numpy==1.26.4
+pandas==2.2.3
+python-dateutil==2.9.0.post0
+pytz==2024.2
 scikit-learn==1.5.0
 scipy==1.13.1
+six==1.16.0
 threadpoolctl==3.5.0
+tzdata==2024.2