diff --git a/requirements.txt b/requirements.txt
index f47cd19..9e04ebb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
-numpy==1.13.3
-scipy==0.19.1
+numpy==1.22.2
+scipy==1.10.0rc1
 scikit-image==0.13.0
 dlib==19.4.0
 flask==1.0
@@ -12,3 +12,7 @@ python-levenshtein==0.12.1
 colorlog==3.0.1
 Sphinx==3.0.4
 sphinx-rtd-theme==0.2.4
+jinja2>=3.1.3 # not directly required, pinned by Snyk to avoid a vulnerability
+networkx>=2.6 # not directly required, pinned by Snyk to avoid a vulnerability
+setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
+werkzeug>=2.2.3 # not directly required, pinned by Snyk to avoid a vulnerability