diff --git a/requirements.txt b/requirements.txt
index 8bac755..ce63ec5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,7 @@
-numpy==1.13.1
+numpy==1.22.2
 Keras==1.2.0
 pymongo==3.4.0
 pygame==1.9.3
-tensorflow==1.2.1
+tensorflow==2.6.4
+bleach>=3.3.0 # not directly required, pinned by Snyk to avoid a vulnerability
+html5lib>=0.99999999 # not directly required, pinned by Snyk to avoid a vulnerability