Index: channels/chan_sip.c
===================================================================
--- channels/chan_sip.c	(revision 306574)
+++ channels/chan_sip.c	(working copy)
@@ -22836,7 +22836,7 @@
 static int cc_esc_publish_handler(struct sip_pvt *pvt, struct sip_request *req, struct event_state_compositor *esc, struct sip_esc_entry *esc_entry)
 {
 	const char *uri = REQ_OFFSET_TO_STR(req, rlPart2);
-	struct ast_cc_agent *agent = find_sip_cc_agent_by_notify_uri(uri);
+	struct ast_cc_agent *agent;
 	struct sip_cc_agent_pvt *agent_pvt;
 	struct ast_xml_doc *pidf_doc = NULL;
 	const char *basic_status = NULL;
@@ -22849,7 +22849,7 @@
 	struct ast_xml_node *basic_node;
 	int res = 0;
 
-	if (!agent) {
+	if (!((agent = find_sip_cc_agent_by_notify_uri(uri)) || (agent = find_sip_cc_agent_by_subscribe_uri(uri)))) {
 		ast_log(LOG_WARNING, "Could not find agent using uri '%s'\n", uri);
 		transmit_response(pvt, "412 Conditional Request Failed", req);
 		return -1;