diff --git a/requirements.txt b/requirements.txt
index 18d95149..7f5a5b95 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ intervaltree
 luigi
 more-itertools
 # for tf 2.6.0
-numpy==1.19.2
+numpy==1.22.2
 pandas
 pre-commit
 pynvml
@@ -25,3 +25,4 @@ tqdm
 numba==0.48
 #numba>=0.49.0 # not directly required, pinned by Snyk to avoid a vulnerability
 scikit-learn>=0.24.2 # not directly required, pinned by Snyk to avoid a vulnerability
+tornado>=6.3.3 # not directly required, pinned by Snyk to avoid a vulnerability