diff --git a/doc/channelvariables.txt b/doc/channelvariables.txt
index 9a102828929664fcd8c6f05eeb99394c16e4e3a2..4de93e7ddb591e158fea4bd392a509f04e5b02df 100644
--- a/doc/channelvariables.txt
+++ b/doc/channelvariables.txt
@@ -710,6 +710,8 @@ ${SIPUSERAGENT} 	* SIP user agent
 ${SIPURI}		* SIP uri
 ${SIP_CODEC} 		Set the SIP codec for a call	
 ${SIP_URI_OPTIONS}	* additional options to add to the URI for an outgoing call
+${RTPAUDIOQOS}		RTCP QoS report for the audio of this call
+${RTPVIDEOQOS}		RTCP QoS report for the video of this call
 
 The Agent channel uses the following variables:
 ---------------------------------------------------------