diff --git a/requirements.txt b/requirements.txt
index 222a61ff..4c3f7593 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile --no-index --output-file=requirements.txt requirements.in
 #
-acme==1.10.1              # via -r requirements.in
+acme==1.11.0              # via -r requirements.in
 alembic-autogenerate-enums==0.0.2  # via -r requirements.in
 alembic==1.4.2            # via flask-migrate
 amqp==2.5.2               # via kombu