diff --git a/files/elasticsearch.mapping.json b/files/elasticsearch.mapping.json
index a469881..ce5fbf6 100644
--- a/files/elasticsearch.mapping.json
+++ b/files/elasticsearch.mapping.json
@@ -10,7 +10,7 @@
           "match_mapping_type" : "string"
         }
       }
-    ]
+    ],
     "properties" : {
       "@fields": { "type": "object", "dynamic": true, "path": "full" },
       "@message" : { "type" : "string", "index" : "analyzed" }
diff --git a/manifests/init.pp b/manifests/init.pp
index dbd4914..4ad5948 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -47,7 +47,7 @@ class logstash::elasticsearch {
     require => Package['elasticsearch'],
   }
 
-  file { '/etc/elasticsearch/default_mapping.json':
+  file { '/etc/elasticsearch/default-mapping.json':
     ensure  => present,
     source  => 'puppet:///modules/logstash/elasticsearch.mapping.json',
     replace => true,
@@ -72,7 +72,7 @@ class logstash::elasticsearch {
     require   => Package['elasticsearch'],
     subscribe => [
       File['/etc/elasticsearch/elasticsearch.yml'],
-      File['/etc/elasticsearch/default_mapping.json'],
+      File['/etc/elasticsearch/default-mapping.json'],
       File['/etc/default/elasticsearch'],
     ],
   }