diff --git a/src/cli/one_helper.rb b/src/cli/one_helper.rb
index 54b1fb7795..f32f7d4166 100644
--- a/src/cli/one_helper.rb
+++ b/src/cli/one_helper.rb
@@ -160,6 +160,21 @@ EOT
             rid_to_str(:groups, gid, options)
         end
 
+        def user_name(resource, options={})
+            if options[:numeric]
+                resource['UID']
+            else
+                resource['UNAME']
+            end
+        end
+
+        def group_name(resource, options={})
+            if options[:numeric]
+                resource['GID']
+            else
+                resource['GNAME']
+            end
+        end
         ########################################################################
         # Formatters for arguments
         ########################################################################
diff --git a/src/cli/one_helper/onegroup_helper.rb b/src/cli/one_helper/onegroup_helper.rb
index 3d3f8962ee..4a9b65cbd9 100644
--- a/src/cli/one_helper/onegroup_helper.rb
+++ b/src/cli/one_helper/onegroup_helper.rb
@@ -68,8 +68,9 @@ class OneGroupHelper < OpenNebulaHelper::OneHelper
                 d["NAME"]
             end
             
-            column :USER, "Username of the Group owner", :left, :size=>8 do |d|
-                helper.uid_to_str(d["UID"], options)
+            column :USER, "Username of the Group owner", :left,
+                    :size=>8 do |d|
+                helper.user_name(d, options)
             end
 
             default :ID, :USER, :NAME
diff --git a/src/cli/one_helper/oneimage_helper.rb b/src/cli/one_helper/oneimage_helper.rb
index 228b3d6061..58c41e9cf8 100644
--- a/src/cli/one_helper/oneimage_helper.rb
+++ b/src/cli/one_helper/oneimage_helper.rb
@@ -87,12 +87,14 @@ class OneImageHelper < OpenNebulaHelper::OneHelper
                 d["NAME"]
             end
 
-            column :USER, "Username of the Virtual Machine owner", :left, :size=>8 do |d|
-                helper.uid_to_str(d["UID"], options)
+            column :USER, "Username of the Virtual Machine owner", :left,
+                    :size=>8 do |d|
+                helper.user_name(d, options)
             end
 
-            column :GROUP, "Group of the Virtual Machine", :left, :size=>8 do |d|
-                helper.gid_to_str(d["GID"], options)
+            column :GROUP, "Group of the Virtual Machine", :left,
+                    :size=>8 do |d|
+                helper.group_name(d, options)
             end
 
             column :TYPE, "Type of the Image", :size=>4 do |d,e|
diff --git a/src/cli/one_helper/onetemplate_helper.rb b/src/cli/one_helper/onetemplate_helper.rb
index 32ac96be9f..42803c0d24 100644
--- a/src/cli/one_helper/onetemplate_helper.rb
+++ b/src/cli/one_helper/onetemplate_helper.rb
@@ -66,12 +66,13 @@ class OneTemplateHelper < OpenNebulaHelper::OneHelper
                 d["NAME"]
             end
 
-            column :USER, "Username of the Template owner", :left, :size=>8 do |d|
-                helper.uid_to_str(d["UID"], options)
+            column :USER, "Username of the Template owner", :left,
+                    :size=>8 do |d|
+                helper.user_name(d, options)
             end
 
             column :GROUP, "Group of the Template", :left, :size=>8 do |d|
-                helper.gid_to_str(d["GID"], options)
+                helper.group_name(d, options)
             end
 
             column :REGTIME, "Registration time of the Template", :size=>20 do |d|
diff --git a/src/cli/one_helper/onevm_helper.rb b/src/cli/one_helper/onevm_helper.rb
index 9da8c5a99e..13e275751f 100644
--- a/src/cli/one_helper/onevm_helper.rb
+++ b/src/cli/one_helper/onevm_helper.rb
@@ -112,12 +112,14 @@ class OneVMHelper < OpenNebulaHelper::OneHelper
                 d["NAME"]
             end
 
-            column :USER, "Username of the Virtual Machine owner", :left, :size=>8 do |d|
-                helper.uid_to_str(d["UID"], options)
+            column :USER, "Username of the Virtual Machine owner", :left,
+                    :size=>8 do |d|
+                helper.user_name(d, options)
             end
 
-            column :GROUP, "Group of the Virtual Machine", :left, :size=>8 do |d|
-                helper.gid_to_str(d["GID"], options)
+            column :GROUP, "Group of the Virtual Machine", :left,
+                    :size=>8 do |d|
+                helper.group_name(d, options)
             end
 
             column :STAT, "Actual status", :size=>4 do |d,e|
diff --git a/src/cli/one_helper/onevnet_helper.rb b/src/cli/one_helper/onevnet_helper.rb
index 85eab99b8c..9e38da0ff7 100644
--- a/src/cli/one_helper/onevnet_helper.rb
+++ b/src/cli/one_helper/onevnet_helper.rb
@@ -79,12 +79,14 @@ class OneVNetHelper < OpenNebulaHelper::OneHelper
                 d["NAME"]
             end
 
-            column :USER, "Username of the Virtual Network owner", :left, :size=>8 do |d|
-                helper.uid_to_str(d["UID"], options)
+            column :USER, "Username of the Virtual Network owner", :left,
+                    :size=>8 do |d|
+                helper.user_name(d, options)
             end
 
-            column :GROUP, "Group of the Virtual Network", :left, :size=>8 do |d|
-                helper.gid_to_str(d["GID"], options)
+            column :GROUP, "Group of the Virtual Network", :left,
+                    :size=>8 do |d|
+                helper.group_name(d, options)
             end
 
             column :TYPE, "Type of Virtual Network", :size=>6 do |d|