diff --git a/sflphone-common/src/sip/sipcall.h b/sflphone-common/src/sip/sipcall.h
index 8669d9c821f843043493d049cb3ea745876df56b..63141c6ed6f4a78c1c17845cb8579a6d520a2bd3 100644
--- a/sflphone-common/src/sip/sipcall.h
+++ b/sflphone-common/src/sip/sipcall.h
@@ -34,10 +34,11 @@
 
 #include "call.h"
 
-#include <pjsip-simple/evsub.h>
-#include <pjsip_ua.h>
-
 class Sdp;
+class pjsip_evsub;
+class pj_caching_pool;
+class pj_pool_t;
+class pjsip_inv_session;
 
 namespace sfl
 {