diff --git a/metricbeat/docs/modules/redis.asciidoc b/metricbeat/docs/modules/redis.asciidoc
index 86fbb5dbb7b..73976145148 100644
--- a/metricbeat/docs/modules/redis.asciidoc
+++ b/metricbeat/docs/modules/redis.asciidoc
@@ -12,6 +12,7 @@ This module periodically fetches metrics from http://redis.io/[Redis] servers.
 
 The Redis module has these additional config options:
 
+*`password`*:: The password to authenticate, by default it's empty.
 *`idle_timeout`*:: The duration to remain idle before closing connections. If
   the value is zero, then idle connections are not closed. The default value
   is 2 times the module period to allow a connection to be reused across
diff --git a/metricbeat/module/redis/_meta/docs.asciidoc b/metricbeat/module/redis/_meta/docs.asciidoc
index 5262ebc8661..1da255fc893 100644
--- a/metricbeat/module/redis/_meta/docs.asciidoc
+++ b/metricbeat/module/redis/_meta/docs.asciidoc
@@ -7,6 +7,7 @@ This module periodically fetches metrics from http://redis.io/[Redis] servers.
 
 The Redis module has these additional config options:
 
+*`password`*:: The password to authenticate, by default it's empty.
 *`idle_timeout`*:: The duration to remain idle before closing connections. If
   the value is zero, then idle connections are not closed. The default value
   is 2 times the module period to allow a connection to be reused across