diff --git a/pkgs/desktops/gnome-3/3.18/core/libgdata/default.nix b/pkgs/desktops/gnome-3/3.18/core/libgdata/default.nix
index bedbbee2dfe5..8e934e211f80 100644
--- a/pkgs/desktops/gnome-3/3.18/core/libgdata/default.nix
+++ b/pkgs/desktops/gnome-3/3.18/core/libgdata/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
   # TODO: need libuhttpmock
   configureFlags = "--disable-tests";
   
-  NIX_CFLAGS_COMPILE = "-I${gnome3.libsoup}/include/libsoup-gnome-2.4/ -I${gnome3.gcr}/include/gcr-3 -I${gnome3.gcr}/include/gck-1";
+  NIX_CFLAGS_COMPILE = "-I${gnome3.libsoup.dev}/include/libsoup-gnome-2.4/ -I${gnome3.gcr}/include/gcr-3 -I${gnome3.gcr}/include/gck-1";
 
   buildInputs = with gnome3;
     [ pkgconfig libsoup intltool libxml2 glib gobjectIntrospection