diff --git a/requirements.txt b/requirements.txt
index 0ab75076..cf5a9991 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -448,9 +448,9 @@ kombu==5.3.7 \
     # via
     #   -r requirements.in
     #   celery
-mako==1.3.8 \
-    --hash=sha256:42f48953c7eb91332040ff567eb7eea69b22e7a4affbc5ba8e845e8f730f6627 \
-    --hash=sha256:577b97e414580d3e088d47c2dbbe9594aa7a5146ed2875d4dfa9075af2dd3cc8
+mako==1.3.9 \
+    --hash=sha256:95920acccb578427a9aa38e37a186b1e43156c87260d7ba18ca63aa4c7cbd3a1 \
+    --hash=sha256:b5d65ff3462870feec922dbccf38f6efb44e5714d7b593a656be86663d8600ac
     # via alembic
 markupsafe==3.0.2 \
     --hash=sha256:0bff5e0ae4ef2e1ae4fdf2dfd5b76c75e5c2fa4132d05fc1b0dabcd20c7e28c4 \