diff --git a/libreplan-webapp/src/main/webapp/profiles/_listProfiles.zul b/libreplan-webapp/src/main/webapp/profiles/_listProfiles.zul
index 18c0c97c5..d94dcc5ab 100644
--- a/libreplan-webapp/src/main/webapp/profiles/_listProfiles.zul
+++ b/libreplan-webapp/src/main/webapp/profiles/_listProfiles.zul
@@ -23,7 +23,8 @@
     <newdatasortablegrid id="listing" model="@{controller.profiles}" mold="paging"
         pageSize="10" sclass="clickable-rows">
         <columns sizable="true">
-            <newdatasortablecolumn label="${i18n:_('Profile name')}" sort="auto(profileName)" />
+            <newdatasortablecolumn label="${i18n:_('Profile name')}" 
+            sort="auto(lower(profileName))" sortDirection="ascending"/>
             <newdatasortablecolumn label="${i18n:_('Actions')}" />
         </columns>
         <rows>
diff --git a/libreplan-webapp/src/main/webapp/users/_listUsers.zul b/libreplan-webapp/src/main/webapp/users/_listUsers.zul
index 182e8e4a9..119656edb 100644
--- a/libreplan-webapp/src/main/webapp/users/_listUsers.zul
+++ b/libreplan-webapp/src/main/webapp/users/_listUsers.zul
@@ -24,7 +24,8 @@
         pageSize="10" sclass="clickable-rows"
         rowRenderer="@{controller.usersRenderer}">
         <columns sizable="true">
-            <newdatasortablecolumn label="${i18n:_('Username')}" sort="auto(loginName)" />
+            <newdatasortablecolumn label="${i18n:_('Username')}" 
+            sort="auto(lower(loginName))" sortDirection="ascending"/>
             <newdatasortablecolumn label="${i18n:_('Disabled')}" />
             <newdatasortablecolumn label="${i18n:_('Superuser')}" />
             <newdatasortablecolumn label="${i18n:_('Authentication type')}" />