diff --git a/src/cli/one_helper/oneacl_helper.rb b/src/cli/one_helper/oneacl_helper.rb
index 9198e8516c..af97aedbd8 100644
--- a/src/cli/one_helper/oneacl_helper.rb
+++ b/src/cli/one_helper/oneacl_helper.rb
@@ -74,13 +74,13 @@ private
         str.split("+").each{|type|
             case type
                 when "USE"
-                    mask[0] = "U"
+                    mask[0] = "u"
                 when "MANAGE"
-                    mask[1] = "M"
+                    mask[1] = "m"
                 when "ADMIN"
-                    mask[2] = "A"
+                    mask[2] = "a"
                 when "CREATE"
-                    mask[3] = "C"
+                    mask[3] = "c"
             end
         }
 
diff --git a/src/cli/one_helper/oneimage_helper.rb b/src/cli/one_helper/oneimage_helper.rb
index 53196e25d8..a53bccdf38 100644
--- a/src/cli/one_helper/oneimage_helper.rb
+++ b/src/cli/one_helper/oneimage_helper.rb
@@ -80,9 +80,9 @@ class OneImageHelper < OpenNebulaHelper::OneHelper
 
         ["OWNER", "GROUP", "OTHER"].each { |e|
             mask = "---"
-            mask[0] = "U" if image["PERMISSIONS/#{e}_U"] == "1"
-            mask[1] = "M" if image["PERMISSIONS/#{e}_M"] == "1"
-            mask[2] = "A" if image["PERMISSIONS/#{e}_A"] == "1"
+            mask[0] = "u" if image["PERMISSIONS/#{e}_U"] == "1"
+            mask[1] = "m" if image["PERMISSIONS/#{e}_M"] == "1"
+            mask[2] = "a" if image["PERMISSIONS/#{e}_A"] == "1"
 
             puts str % [e,  mask]
         }
diff --git a/src/cli/one_helper/onetemplate_helper.rb b/src/cli/one_helper/onetemplate_helper.rb
index 1d115ad300..a100a81849 100644
--- a/src/cli/one_helper/onetemplate_helper.rb
+++ b/src/cli/one_helper/onetemplate_helper.rb
@@ -76,9 +76,9 @@ class OneTemplateHelper < OpenNebulaHelper::OneHelper
 
         ["OWNER", "GROUP", "OTHER"].each { |e|
             mask = "---"
-            mask[0] = "U" if template["PERMISSIONS/#{e}_U"] == "1"
-            mask[1] = "M" if template["PERMISSIONS/#{e}_M"] == "1"
-            mask[2] = "A" if template["PERMISSIONS/#{e}_A"] == "1"
+            mask[0] = "u" if template["PERMISSIONS/#{e}_U"] == "1"
+            mask[1] = "m" if template["PERMISSIONS/#{e}_M"] == "1"
+            mask[2] = "a" if template["PERMISSIONS/#{e}_A"] == "1"
 
             puts str % [e,  mask]
         }
diff --git a/src/cli/one_helper/onevm_helper.rb b/src/cli/one_helper/onevm_helper.rb
index c73ce4f3ad..0cf781d5bb 100644
--- a/src/cli/one_helper/onevm_helper.rb
+++ b/src/cli/one_helper/onevm_helper.rb
@@ -100,9 +100,9 @@ class OneVMHelper < OpenNebulaHelper::OneHelper
 
         ["OWNER", "GROUP", "OTHER"].each { |e|
             mask = "---"
-            mask[0] = "U" if vm["PERMISSIONS/#{e}_U"] == "1"
-            mask[1] = "M" if vm["PERMISSIONS/#{e}_M"] == "1"
-            mask[2] = "A" if vm["PERMISSIONS/#{e}_A"] == "1"
+            mask[0] = "u" if vm["PERMISSIONS/#{e}_U"] == "1"
+            mask[1] = "m" if vm["PERMISSIONS/#{e}_M"] == "1"
+            mask[2] = "a" if vm["PERMISSIONS/#{e}_A"] == "1"
 
             puts str % [e,  mask]
         }
diff --git a/src/cli/one_helper/onevnet_helper.rb b/src/cli/one_helper/onevnet_helper.rb
index de242d1e98..7746680746 100644
--- a/src/cli/one_helper/onevnet_helper.rb
+++ b/src/cli/one_helper/onevnet_helper.rb
@@ -69,9 +69,9 @@ class OneVNetHelper < OpenNebulaHelper::OneHelper
 
         ["OWNER", "GROUP", "OTHER"].each { |e|
             mask = "---"
-            mask[0] = "U" if vn["PERMISSIONS/#{e}_U"] == "1"
-            mask[1] = "M" if vn["PERMISSIONS/#{e}_M"] == "1"
-            mask[2] = "A" if vn["PERMISSIONS/#{e}_A"] == "1"
+            mask[0] = "u" if vn["PERMISSIONS/#{e}_U"] == "1"
+            mask[1] = "m" if vn["PERMISSIONS/#{e}_M"] == "1"
+            mask[2] = "a" if vn["PERMISSIONS/#{e}_A"] == "1"
 
             puts str % [e,  mask]
         }