diff --git a/gnu/packages/gtk.scm b/gnu/packages/gtk.scm
index cc25fac2aa..71e47bfc51 100644
--- a/gnu/packages/gtk.scm
+++ b/gnu/packages/gtk.scm
@@ -2264,7 +2264,6 @@ (define-public gtk-doc
            python-lxml
            python-parameterized
            python-pygments
-           python-unittest2
            source-highlight
            yelp-tools))
     (home-page "https://wiki.gnome.org/DocumentationProject/GtkDoc")