diff --git a/app/sip_status/cmd.php b/app/sip_status/cmd.php
index 071c9bd55b..601ad49e73 100644
--- a/app/sip_status/cmd.php
+++ b/app/sip_status/cmd.php
@@ -101,6 +101,10 @@
 		case "cache-flush":
 			$cache = new cache;
 			$response = $cache->flush();
+			//trigger clear cache for any classes that require it
+			foreach ($autoload->get_interface_list('clear_cache') as $class) {
+				$class::clear_cache();
+			}
 			message::add($response, 'alert');
 			break;
 		case "reloadxml":