diff --git a/maubot/standalone/Dockerfile b/maubot/standalone/Dockerfile
index 56e056d..2db8426 100644
--- a/maubot/standalone/Dockerfile
+++ b/maubot/standalone/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/alpine:3.17
+FROM docker.io/alpine:3.18
 
 RUN apk add --no-cache \
       python3 py3-pip py3-setuptools py3-wheel \
diff --git a/requirements.txt b/requirements.txt
index e5743ae..b85decc 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-mautrix>=0.20.1,<0.21
+mautrix>=0.20.2,<0.21
 aiohttp>=3,<4
 yarl>=1,<2
 SQLAlchemy>=1,<1.4