diff --git a/manifests/init.pp b/manifests/init.pp
index 0443aa53a..f484c8a95 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -97,6 +97,12 @@
 #  [*scrape_configs*]
 #  Prometheus scrape configs
 #
+#  [*alert_relabel_config*]
+#  Prometheus alert relabel config under alerting
+#
+#  [*alertmanagers_config*]
+#  Prometheus managers config under alerting
+#
 # Actions:
 #
 # Requires: see Modulefile
@@ -136,8 +142,9 @@
   $global_config        = $::prometheus::params::global_config,
   $rule_files           = $::prometheus::params::rule_files,
   $scrape_configs       = $::prometheus::params::scrape_configs,
-  $alerts               = $::prometheus::params::alerts
-
+  $alerts               = $::prometheus::params::alerts,
+  $alert_relabel_config = $::prometheus::params::alert_relabel_config,
+  $alertmanagers_config = $::prometheus::params::alertmanagers_config,
 ) inherits prometheus::params {
   if( versioncmp($::prometheus::version, '1.0.0') == -1 ){
     $real_download_url    = pick($download_url,
@@ -155,6 +162,8 @@
   validate_hash($global_config)
   validate_array($rule_files)
   validate_array($scrape_configs)
+  validate_array($alert_relabel_config)
+  validate_array($alertmanagers_config)
 
   $config_hash_real = deep_merge($config_defaults, $config_hash)
   validate_hash($config_hash_real)
diff --git a/manifests/params.pp b/manifests/params.pp
index cfc498997..0d8c680e6 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -1,6 +1,8 @@
 # Class prometheus::params
 # Include default parameters for prometheus class
 class prometheus::params {
+  $alert_relabel_config = []
+  $alertmanagers_config = []
   $alertmanager_config_dir = '/etc/alertmanager'
   $alertmanager_config_file = "${alertmanager_config_dir}/alertmanager.yaml"
   $alertmanager_download_extension = 'tar.gz'
diff --git a/templates/prometheus.yaml.erb b/templates/prometheus.yaml.erb
index c7e9a30ec..9c06bc334 100644
--- a/templates/prometheus.yaml.erb
+++ b/templates/prometheus.yaml.erb
@@ -2,5 +2,13 @@
 <% global_config = scope.lookupvar('::prometheus::global_config') -%>
 <% rule_files = scope.lookupvar('::prometheus::rule_files') -%>
 <% scrape_configs = scope.lookupvar('::prometheus::scrape_configs') -%>
-<% full_config = { 'global'=>global_config, 'rule_files'=>rule_files, 'scrape_configs'=>scrape_configs } -%>
+<% full_config = {
+  'global'=>global_config,
+  'rule_files'=>rule_files,
+  'scrape_configs'=>scrape_configs,
+  'alerting'=>{
+    'alert_relabel_configs'=>scope.lookupvar('::prometheus::alert_relabel_config'),
+    'alertmanagers'=>scope.lookupvar('::prometheus::alertmanagers_config'),
+  }
+} -%>
 <%= full_config.to_yaml -%>