diff --git a/config/environments/production.js.example b/config/environments/production.js.example
index 55ad0c02..11a8c9c8 100644
--- a/config/environments/production.js.example
+++ b/config/environments/production.js.example
@@ -30,7 +30,7 @@ var config = {
     // or template instance map expires. Or: how long do you want
     // to be able to navigate the map without a reload ?
     // Defaults to 7200 (2 hours)
-    ,mapConfigTTL: 7200,
+    ,mapConfigTTL: 7200
     // idle socket timeout, in miliseconds
     ,socket_timeout: 600000 
     ,enable_cors: true
diff --git a/config/environments/staging.js.example b/config/environments/staging.js.example
index 5d54f500..d56a6895 100644
--- a/config/environments/staging.js.example
+++ b/config/environments/staging.js.example
@@ -30,7 +30,7 @@ var config = {
     // or template instance map expires. Or: how long do you want
     // to be able to navigate the map without a reload ?
     // Defaults to 7200 (2 hours)
-    ,mapConfigTTL: 7200,
+    ,mapConfigTTL: 7200
     // idle socket timeout, in miliseconds
     ,socket_timeout: 600000 
     ,enable_cors: true
diff --git a/config/environments/test.js.example b/config/environments/test.js.example
index 7bf14152..0774821f 100644
--- a/config/environments/test.js.example
+++ b/config/environments/test.js.example
@@ -30,7 +30,7 @@ var config = {
     // or template instance map expires. Or: how long do you want
     // to be able to navigate the map without a reload ?
     // Defaults to 7200 (2 hours)
-    ,mapConfigTTL: 7200,
+    ,mapConfigTTL: 7200
     // idle socket timeout, in miliseconds
     ,socket_timeout: 600000 
     ,enable_cors: true