diff --git a/uptime-kuma/Dockerfile b/uptime-kuma/Dockerfile
index 4a284f6..fe8a41e 100644
--- a/uptime-kuma/Dockerfile
+++ b/uptime-kuma/Dockerfile
@@ -12,7 +12,7 @@ COPY requirements.txt /opt/
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]
 
 # Setup base
-ARG UPTIME_KUMA_VERSION="1.21.1"
+ARG UPTIME_KUMA_VERSION="1.21.2"
 # hadolint ignore=DL3003,DL3042
 RUN \
     apk add --no-cache --virtual .build-dependencies \