diff --git a/python-linear-regression/requirements.txt b/python-linear-regression/requirements.txt
index 7aff2bd3..080ccd13 100644
--- a/python-linear-regression/requirements.txt
+++ b/python-linear-regression/requirements.txt
@@ -4,3 +4,6 @@ pandas==0.22.0
 scipy==1.0.1
 sklearn_to_pfa==0.3.10
 patsy==0.5.0
+numpy>=1.22.2 # not directly required, pinned by Snyk to avoid a vulnerability
+scikit-learn>=1.5.0 # not directly required, pinned by Snyk to avoid a vulnerability
+sqlalchemy>=1.2.18 # not directly required, pinned by Snyk to avoid a vulnerability