diff --git a/config/configuration.sample.yml b/config/configuration.sample.yml
index 8ea3bb4151..195e68d419 100644
--- a/config/configuration.sample.yml
+++ b/config/configuration.sample.yml
@@ -157,8 +157,11 @@ api_cors:
   max_age: 0
   hosts: []
 session:
-    idle: 0
-    lifetime: 604800 # 1 week
+  idle: 0
+  lifetime: 604800 # 1 week
+static-file:
+  enabled: false
+  type: nginx
 crossdomain:
     site-control: 'master-only'
     allow-access-from:
diff --git a/lib/conf.d/configuration.yml b/lib/conf.d/configuration.yml
index d11f93caaf..7b5b1ac4f8 100644
--- a/lib/conf.d/configuration.yml
+++ b/lib/conf.d/configuration.yml
@@ -163,6 +163,10 @@ session:
   idle: 0
   # 1 week
   lifetime: 604800
+static-file:
+  enabled: false
+  # 1 week
+  type: nginx
 crossdomain:
   allow-access-from:
     -