diff --git a/ldap_cache.rb b/ldap_cache.rb
index 73c0a06..553e5d7 100644
--- a/ldap_cache.rb
+++ b/ldap_cache.rb
@@ -21,6 +21,7 @@ class LDAP::Cache < Hash
     attr_accessor :base_dn, :scope, :field
 
     def search(filter)
+        Warning[:deprecated] = false
         list = Array.new
         begin
             @ldap.search(@base_dn, @scope, filter) do |entry|