diff --git a/roles/ensure-zookeeper/defaults/main.yaml b/roles/ensure-zookeeper/defaults/main.yaml
index ed73556d1..d7065d479 100644
--- a/roles/ensure-zookeeper/defaults/main.yaml
+++ b/roles/ensure-zookeeper/defaults/main.yaml
@@ -1,5 +1,5 @@
 zookeeper_version: "latest"
-_zookeeper_latest_version: "3.6.1"
+_zookeeper_latest_version: "3.9.3"
 _zookeeper_install_version: "{% if zookeeper_version == 'latest' %}{{ _zookeeper_latest_version }}{% else %}{{ zookeeper_version }}{% endif %}"
 
 zookeeper_use_tls: false