diff --git a/apps/uptime-kuma/1.20.2/data.yml b/apps/uptime-kuma/1.21.3/data.yml
similarity index 100%
rename from apps/uptime-kuma/1.20.2/data.yml
rename to apps/uptime-kuma/1.21.3/data.yml
diff --git a/apps/uptime-kuma/1.20.2/docker-compose.yml b/apps/uptime-kuma/1.21.3/docker-compose.yml
similarity index 90%
rename from apps/uptime-kuma/1.20.2/docker-compose.yml
rename to apps/uptime-kuma/1.21.3/docker-compose.yml
index 0e92b5ec6..958dd5316 100644
--- a/apps/uptime-kuma/1.20.2/docker-compose.yml
+++ b/apps/uptime-kuma/1.21.3/docker-compose.yml
@@ -2,7 +2,7 @@
 version: '3'
 services:
   uptime-kuma:
-    image: louislam/uptime-kuma:1.20.2
+    image: louislam/uptime-kuma:1.21.3
     container_name: ${CONTAINER_NAME}
     restart: always
     networks: