diff --git a/lib/fog/glesys/models/compute/template.rb b/lib/fog/glesys/models/compute/template.rb
index fd0fb6dd7..b8eac3579 100644
--- a/lib/fog/glesys/models/compute/template.rb
+++ b/lib/fog/glesys/models/compute/template.rb
@@ -11,7 +11,7 @@ module Fog
 
         attribute :platform
         attribute :operating_system, :aliases => "operatingsystem"
-        attribute :min_mem_size, :aliases => "minimummemorysize"
+        attribute :minimum_memory_size, :aliases => "minimummemorysize"
         attribute :minimum_disk_size, :aliases => "minimumdisksize"
         attribute :instance_cost, :aliases => "instancecost"
         attribute :license_cost, :aliases => "licensecost"