diff --git a/config/sample-config2.yaml b/config/sample-config2.yaml
index fa29f12..dd96ea1 100644
--- a/config/sample-config2.yaml
+++ b/config/sample-config2.yaml
@@ -38,8 +38,6 @@ ldap_groups:
   lowercase_name: false
   # this attribute must reference to all member DN's of the given group
   member_attribute: member
-  # must be true if group with over 1500 members for Active Directory server
-  need_member_range_retrieval: false
 
 # Connection parameters to PostgreSQL server
 # see also: http://rubydoc.info/gems/pg/PG/Connection#initialize-instance_method
diff --git a/config/schema.yaml b/config/schema.yaml
index 227de45..08abdb8 100644
--- a/config/schema.yaml
+++ b/config/schema.yaml
@@ -46,9 +46,6 @@ mapping:
       "member_attribute":
         type: str
         required:  yes
-      "need_member_range_retrieval":
-        type: bool
-        required:  no
 
   "pg_connection":
     type:      any
diff --git a/lib/pg_ldap_sync/application.rb b/lib/pg_ldap_sync/application.rb
index 90c7ec2..d68c858 100644
--- a/lib/pg_ldap_sync/application.rb
+++ b/lib/pg_ldap_sync/application.rb
@@ -85,40 +85,6 @@ class Application
     return users
   end
 
-  def load_group_members_by_range(group_dn)
-    range_start = 0
-    all_group_members = []
-    while true do
-      member_size = 0
-      member_attribute_with_range = "#{@config[:ldap_groups][:member_attribute]};range=#{range_start}-*"
-      returned_member_attribute_with_range = ""
-      log.debug " current attribute for range retrieval ----> #{member_attribute_with_range} "
-
-      res_entry = @ldap.search(
-        base:        group_dn,
-        filter:      Net::LDAP::Filter.eq('distinguishedName', group_dn), 
-        attributes:  member_attribute_with_range).first
-
-      res_entry.each do |attribute, values|
-        next if "#{attribute}" == "dn"
-        returned_member_attribute_with_range = "#{attribute}"
-        log.debug "  returned attribute --------> #{returned_member_attribute_with_range}"
-        member_size = values.count
-        values.each do |value|
-          log.debug "                              -----> #{value}"
-          all_group_members << value
-        end
-        break
-      end
- 
-      if returned_member_attribute_with_range == member_attribute_with_range 
-        break
-      end
-      range_start = range_start + member_size
-    end
-    return all_group_members
-  end
-
   def search_ldap_groups
     ldap_group_conf = @config[:ldap_groups]
 
@@ -141,11 +107,7 @@ class Application
       end
 
       names.each do |n|
-        group_members = entry[ldap_group_conf[:member_attribute]]
-        if group_members.count == 0 and ldap_group_conf[:need_member_range_retrieval]
-          group_members = load_group_members_by_range(entry.dn)
-        end
-        groups << LdapRole.new(n, entry.dn, group_members)
+        groups << LdapRole.new(n, entry.dn, entry[ldap_group_conf[:member_attribute]])
       end
       entry.each do |attribute, values|
         log.debug "   #{attribute}:"