diff --git a/roles/graylog/defaults/main.yml b/roles/graylog/defaults/main.yml
index 9a15570..1d47346 100644
--- a/roles/graylog/defaults/main.yml
+++ b/roles/graylog/defaults/main.yml
@@ -1,8 +1,8 @@
 ---
 
-graylog_version: 4.0.5
+graylog_version: 4.0.6
 graylog_archive_url: https://downloads.graylog.org/releases/graylog/graylog-{{ graylog_version }}.tgz
-graylog_archive_sha1: fed8018aa5542c993203be88c751529a7d1416e6
+graylog_archive_sha1: 76e6fc3da860217dda0acc4ec7add1b0b9fb6c82
 graylog_root_dir: /opt/graylog
 graylog_manage_upgrade: True