diff --git a/desktop/xfce/base/xfce4-session/pspec.xml b/desktop/xfce/base/xfce4-session/pspec.xml
index 2c093a515f..f7bf5c864f 100644
--- a/desktop/xfce/base/xfce4-session/pspec.xml
+++ b/desktop/xfce/base/xfce4-session/pspec.xml
@@ -57,6 +57,7 @@
             <Dependency>glib2</Dependency>
             <Dependency>cairo</Dependency>
             <Dependency>pango</Dependency>
+            <Dependency>labwc</Dependency>
             <Dependency>libSM</Dependency>
             <Dependency>libX11</Dependency>
             <Dependency>libICE</Dependency>