diff --git a/programming/misc/libsigc++/pspec.xml b/programming/misc/libsigc++/pspec.xml
index d0492a96ab..b5c83639ff 100644
--- a/programming/misc/libsigc++/pspec.xml
+++ b/programming/misc/libsigc++/pspec.xml
@@ -15,8 +15,8 @@
         <Archive sha1sum="eecde11178a20b24a8bd0ff0fe6db194c9a8c9ca" type="tarxz">mirrors://gnome/libsigc++/2.10/libsigc++-2.10.4.tar.xz</Archive>
         <BuildDependencies>
             <Dependency>meson</Dependency>
-<!--             <Dependency>doxygen</Dependency> -->
-<!--             <Dependency>docbook-xsl</Dependency> -->
+            <Dependency>doxygen</Dependency>
+            <Dependency>docbook-xsl</Dependency>
         </BuildDependencies>
     </Source>