diff --git a/sflphone-common/src/sip/sipcall.h b/sflphone-common/src/sip/sipcall.h
index c748d90a3f1b3902e0b8419f24dd735394c782b7..40988af1a9d89c61fe3190641044f65fe4878d69 100644
--- a/sflphone-common/src/sip/sipcall.h
+++ b/sflphone-common/src/sip/sipcall.h
@@ -37,9 +37,7 @@
 #include <pjsip-simple/evsub.h>
 #include <pjsip_ua.h>
 
-class AudioCodec;
 class Sdp;
-class AudioRtp;
 
 namespace sfl
 {