diff --git a/requirements.txt b/requirements.txt
index 85bd06c..dd6dc22 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ MarkupSafe==0.23
 PasteDeploy==1.5.2
 PyMySQL==0.7.11
 Pygments==2.2.0
-SQLAlchemy==1.1.9
+SQLAlchemy==1.2.18
 sqlalchemy-utils==0.32.14
 WebOb==1.7.1
 alembic==0.9.1
@@ -35,3 +35,4 @@ firebase-admin==1.0.0
 google-cloud-translate==0.24.0
 Babel==2.5.0
 google-cloud-pubsub==0.37.1
+urllib3>=1.26.5 # not directly required, pinned by Snyk to avoid a vulnerability