diff --git a/build/wp8/LibLinphone.vcxproj b/build/wp8/LibLinphone.vcxproj
index 3ae118ae8..ed1e7e847 100644
--- a/build/wp8/LibLinphone.vcxproj
+++ b/build/wp8/LibLinphone.vcxproj
@@ -180,6 +180,9 @@
{d22bd217-d0f8-4274-9b3a-f3f35f46482c}
+
+ {b16b81a9-bef2-44c9-b603-1065183ae844}
+
{0565952a-ea62-46a2-8261-f5b4b490da42}