diff --git a/manifests/params.pp b/manifests/params.pp
index 7532f3f..67bdf80 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -24,6 +24,7 @@
 # @param [Boolean] pl_manage_extensions whether to manage extensions
 # @param [Boolean] pl_use_exporter whether to use the postgresql-exporter
 # @param [String] pl_install_dir  the path for the postgres-exporter files
+# @param [String] pl_idle_timeout  idle_in_transaction_session_timeout
 ##############################################################################
 class postgresql_cd::params (
 
@@ -45,6 +46,7 @@ class postgresql_cd::params (
   String $pl_listen_address       = '*',
   String $pl_listen_port          = '5432',
   String $pl_max_conn             = '100',
+  String $pl_idle_timeout         = '60000',
   Boolean $pl_ssl_enabled         = false,
   String $pl_server_crt           = 'server.crt',
   String $pl_server_key           = 'server.key',
diff --git a/templates/postgresql.conf.erb b/templates/postgresql.conf.erb
index e4567a9..494001e 100644
--- a/templates/postgresql.conf.erb
+++ b/templates/postgresql.conf.erb
@@ -674,7 +674,7 @@ log_timezone = 'Etc/UTC'
 #session_replication_role = 'origin'
 #statement_timeout = 0			# in milliseconds, 0 is disabled
 #lock_timeout = 0			# in milliseconds, 0 is disabled
-#idle_in_transaction_session_timeout = 0	# in milliseconds, 0 is disabled
+idle_in_transaction_session_timeout = <%= @pl_idle_timeout %>
 #vacuum_freeze_min_age = 50000000
 #vacuum_freeze_table_age = 150000000
 #vacuum_multixact_freeze_min_age = 5000000