diff --git a/config/initializers/1_settings.rb b/config/initializers/1_settings.rb
index 55e256fa62..f6a4247e02 100644
--- a/config/initializers/1_settings.rb
+++ b/config/initializers/1_settings.rb
@@ -56,6 +56,7 @@ end
 # Default settings
 Settings['ldap'] ||= Settingslogic.new({})
 Settings.ldap['enabled'] = false if Settings.ldap['enabled'].nil?
+Settings.ldap['sync_time'] = 3600 if Settings.ldap['sync_time'].nil?
 
 # backwards compatibility, we only have one host
 if Settings.ldap['enabled'] || Rails.env.test?