diff --git a/pjsip/build/pjsip.dsw b/pjsip/build/pjsip.dsw
index 16ba5e4..7c9230d 100644
--- a/pjsip/build/pjsip.dsw
+++ b/pjsip/build/pjsip.dsw
@@ -47,6 +47,12 @@
 
 Package=<4>
 {{{
+    Begin Project Dependency
+    Project_Dep_Name pjlib
+    End Project Dependency
+    Begin Project Dependency
+    Project_Dep_Name pjlib_util
+    End Project Dependency
 }}}
 
 ###############################################################################
diff --git a/pjsip/build/pjsip_core.dsp b/pjsip/build/pjsip_core.dsp
index 7f110d5..cacb9b5 100644
--- a/pjsip/build/pjsip_core.dsp
+++ b/pjsip/build/pjsip_core.dsp
@@ -207,6 +207,10 @@
 # End Source File
 # Begin Source File
 
+SOURCE=..\include\pjsip\sip_transport_udp.h
+# End Source File
+# Begin Source File
+
 SOURCE=..\include\pjsip\sip_types.h
 # End Source File
 # Begin Source File