diff --git a/desktop/toolkit/gtk/atkmm/pspec.xml b/desktop/toolkit/gtk/atkmm/pspec.xml
index 7302a6e543..a8994795ec 100644
--- a/desktop/toolkit/gtk/atkmm/pspec.xml
+++ b/desktop/toolkit/gtk/atkmm/pspec.xml
@@ -20,6 +20,7 @@
             <Dependency>libtool</Dependency>
             <Dependency>doxygen</Dependency>
             <Dependency>glib2-devel</Dependency>
+            <Dependency>libxslt-devel</Dependency>
             <Dependency>libsigc++-devel</Dependency>
         </BuildDependencies>
     </Source>