diff --git a/desktop/xfce/lookandfeel/gtk-style-xfce/pspec.xml b/desktop/xfce/lookandfeel/gtk-style-xfce/pspec.xml
index 9bd54f537b..825753af09 100644
--- a/desktop/xfce/lookandfeel/gtk-style-xfce/pspec.xml
+++ b/desktop/xfce/lookandfeel/gtk-style-xfce/pspec.xml
@@ -10,6 +10,7 @@
         </Packager>
         <License>GPLv2</License>
         <IsA>library</IsA>
+        <PartOf>desktop.xfce.lookandfeel</PartOf>
         <Summary>GTK+ Xfce theme engine</Summary>
         <Description>Gtk2-engines-xfce is a GTK+ engine for Xfce desktop environment.</Description>
         <Archive sha1sum="4046ecd36886f4f7399a64230e516bd0e697448f" type="tarbz2">http://archive.xfce.org/xfce/4.12/src/gtk-xfce-engine-2.10.0.tar.bz2</Archive>
diff --git a/desktop/xfce/lookandfeel/icon-theme-xfce4/pspec.xml b/desktop/xfce/lookandfeel/icon-theme-xfce4/pspec.xml
index 78f57ab609..88c1584969 100644
--- a/desktop/xfce/lookandfeel/icon-theme-xfce4/pspec.xml
+++ b/desktop/xfce/lookandfeel/icon-theme-xfce4/pspec.xml
@@ -10,6 +10,7 @@
         </Packager>
         <License>GPLv2</License>
         <IsA>data</IsA>
+        <PartOf>desktop.xfce.lookandfeel</PartOf>
         <Summary>Xfce icon theme</Summary>
         <Description>Icon theme Rodent for the Xfce Desktop Environment.</Description>
         <Archive sha1sum="0c0d0c45cd4a7f609310db8e9d17c1c4a131a6e7"  type="tarbz2">http://archive.xfce.org/src/art/xfce4-icon-theme/4.4/xfce4-icon-theme-4.4.3.tar.bz2</Archive>
diff --git a/desktop/xfce/lookandfeel/xfwm4-themes/pspec.xml b/desktop/xfce/lookandfeel/xfwm4-themes/pspec.xml
index 0d1f82179e..9ee438e036 100644
--- a/desktop/xfce/lookandfeel/xfwm4-themes/pspec.xml
+++ b/desktop/xfce/lookandfeel/xfwm4-themes/pspec.xml
@@ -10,6 +10,7 @@
         </Packager>
         <License>GPLv2</License>
         <IsA>data</IsA>
+        <PartOf>desktop.xfce.lookandfeel</PartOf>
         <Summary>Xfce window manager themes</Summary>
         <Description>Xfce4-themes is a set of additional themes for the Xfwm window manager.</Description>
         <Archive sha1sum="6608cd2e615e0e058f25ccf2868f903b35b2115f" type="tarbz2">http://archive.xfce.org/src/art/xfwm4-themes/4.10/xfwm4-themes-4.10.0.tar.bz2</Archive>