diff --git a/fluentd/files/buffer/file.conf b/fluentd/files/buffer/file.conf
new file mode 100644
index 0000000..aaa9691
--- /dev/null
+++ b/fluentd/files/buffer/file.conf
@@ -0,0 +1 @@
+    path {{ values.get("path", "/var/lib/fluentd/default.buffer") }}
diff --git a/fluentd/files/match/elasticsearch.conf b/fluentd/files/match/elasticsearch.conf
index ff015c8..2096557 100644
--- a/fluentd/files/match/elasticsearch.conf
+++ b/fluentd/files/match/elasticsearch.conf
@@ -14,8 +14,8 @@
 {%- if values.get("buffer") %}
   <buffer>
   {%- with values=values.get("buffer") %}
-    @type {{ values.get("type") }}
-{% include 'fluentd/files/buffer/' + values.get('type') + '.conf' %}
+    @type {{ values.get("type", "file") }}
+{% include "fluentd/files/buffer/" + values.get("type", "file") + ".conf" %}
   {%- endwith %}
   </buffer>
 {%- endif %}