diff --git a/libs/win32/sofia/libsofia_sip_ua_static.2008.vcproj b/libs/win32/sofia/libsofia_sip_ua_static.2008.vcproj
index f4b5dfd759..fc946f9a0c 100644
--- a/libs/win32/sofia/libsofia_sip_ua_static.2008.vcproj
+++ b/libs/win32/sofia/libsofia_sip_ua_static.2008.vcproj
@@ -617,6 +617,10 @@
 					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sres_cache.c"
 					>
 				</File>
+				<File
+					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sres_sip.c"
+					>
+				</File>
 				<File
 					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sresolv.c"
 					>
@@ -1346,6 +1350,10 @@
 					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sofia-resolv\sres_record.h"
 					>
 				</File>
+				<File
+					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sofia-sip\sres_sip.h"
+					>
+				</File>
 				<File
 					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sofia-sip\sresolv.h"
 					>
diff --git a/libs/win32/sofia/libsofia_sip_ua_static.vcproj b/libs/win32/sofia/libsofia_sip_ua_static.vcproj
index 9ca67cfa20..ddcfa4478a 100644
--- a/libs/win32/sofia/libsofia_sip_ua_static.vcproj
+++ b/libs/win32/sofia/libsofia_sip_ua_static.vcproj
@@ -618,6 +618,10 @@
 					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sres_cache.c"
 					>
 				</File>
+				<File
+					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sres_sip.c"
+					>
+				</File>
 				<File
 					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sresolv.c"
 					>
@@ -1347,6 +1351,10 @@
 					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sofia-resolv\sres_record.h"
 					>
 				</File>
+				<File
+					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sofia-sip\sres_sip.h"
+					>
+				</File>
 				<File
 					RelativePath="..\..\sofia-sip\libsofia-sip-ua\sresolv\sofia-sip\sresolv.h"
 					>