diff --git a/config/environments/development.js.example b/config/environments/development.js.example
index 95c42a6d..aec4d481 100644
--- a/config/environments/development.js.example
+++ b/config/environments/development.js.example
@@ -63,7 +63,8 @@ var config = {
     ,mapnik_version: undefined
     ,statsd: {
         host: 'localhost',
-        port: 8125
+        port: 8125,
+        prefix: 'dev.'
         // support all allowed node-statsd options
     }
     ,renderer: {
diff --git a/config/environments/production.js.example b/config/environments/production.js.example
index 12035c60..0eb032d7 100644
--- a/config/environments/production.js.example
+++ b/config/environments/production.js.example
@@ -57,7 +57,8 @@ var config = {
     ,mapnik_version: undefined
     ,statsd: {
         host: 'localhost',
-        port: 8125
+        port: 8125,
+        prefix: '', // could be hostname, better not containing dots
         // support all allowed node-statsd options
     }
     ,renderer: {
diff --git a/config/environments/staging.js.example b/config/environments/staging.js.example
index d56a6895..9a43adae 100644
--- a/config/environments/staging.js.example
+++ b/config/environments/staging.js.example
@@ -57,7 +57,8 @@ var config = {
     ,mapnik_version: undefined
     ,statsd: {
         host: 'localhost',
-        port: 8125
+        port: 8125,
+        prefix: 'stage.'
         // support all allowed node-statsd options
     }
     ,renderer: {
diff --git a/config/environments/test.js.example b/config/environments/test.js.example
index 8fb72d63..5c603efd 100644
--- a/config/environments/test.js.example
+++ b/config/environments/test.js.example
@@ -57,7 +57,8 @@ var config = {
     ,mapnik_version: ''
     ,statsd: {
         host: 'localhost',
-        port: 8125
+        port: 8125,
+        prefix: 'test.'
         // support all allowed node-statsd options
     }
     ,renderer: {