diff --git a/res/res_sip_notify.c b/res/res_sip_notify.c
index 746b1c122fb20de9c13dee40bd442f93c01d93bc..0a534050e836a7aa05e5b5a531071478518c32a9 100644
--- a/res/res_sip_notify.c
+++ b/res/res_sip_notify.c
@@ -17,6 +17,7 @@
  */
 
 /*** MODULEINFO
+	<depend>pjproject</depend>
 	<depend>res_sip</depend>
 	<support_level>core</support_level>
  ***/