diff --git a/etcd/server/cluster.yml b/etcd/server/cluster.yml
index d9c1c8b..af210d7 100644
--- a/etcd/server/cluster.yml
+++ b/etcd/server/cluster.yml
@@ -4,10 +4,10 @@
 - service.etcd.linux
 parameters:
   _param:
-    docker_image_etcd: quay.io/coreos/etcd:v3.3.10
+    docker_image_etcd: quay.io/coreos/etcd:v3.3.12
     kubernetes_etcd_repo: https://github.com/etcd-io/etcd/releases/download
-    kubernetes_etcd_source: ${_param:kubernetes_etcd_repo}/v3.3.10/etcd-v3.3.10-linux-amd64.tar.gz
-    kubernetes_etcd_source_hash: md5=dbbe0d021ba497bf9d9cc9963d0c7a4b
+    kubernetes_etcd_source: ${_param:kubernetes_etcd_repo}/v3.3.12/etcd-v3.3.12-linux-amd64.tar.gz
+    kubernetes_etcd_source_hash: md5=079af00546443b686df31e7ec605135e
   etcd:
     server:
       enabled: true