diff --git a/app/gateways/app_config.php b/app/gateways/app_config.php
index c939c7175c..331a2d1a01 100644
--- a/app/gateways/app_config.php
+++ b/app/gateways/app_config.php
@@ -70,7 +70,7 @@
 		$apps[$x]['permissions'][$y]['name'] = "gateway_channels";
 		$apps[$x]['permissions'][$y]['groups'][] = "superadmin";
 
-//default settings
+	//default settings
 		$y = 0;
 		$apps[$x]['default_settings'][$y]['default_setting_uuid'] = "df031ab4-087d-4e0e-92ac-e96f5d0aa55d";
 		$apps[$x]['default_settings'][$y]['default_setting_category'] = "limit";
@@ -80,7 +80,10 @@
 		$apps[$x]['default_settings'][$y]['default_setting_enabled'] = "false";
 		$apps[$x]['default_settings'][$y]['default_setting_description'] = "";
 
-//schema details
+	//cache details
+		$apps[$x]['cache']['key'] = "configuration.sofia.conf.\${hostname}";
+
+	//schema details
 		$y=0;
 		$apps[$x]['db'][$y]['table']['name'] = "v_gateways";
 		$apps[$x]['db'][$y]['table']['parent'] = "";