diff --git a/gnu/packages/ebook.scm b/gnu/packages/ebook.scm
index da7c9dc0f8..a8c6f5975b 100644
--- a/gnu/packages/ebook.scm
+++ b/gnu/packages/ebook.scm
@@ -126,6 +126,7 @@ (define-public calibre
        ("python2-dateutil" ,python2-dateutil)
        ("python2-dbus" ,python2-dbus)
        ("python2-dnspython" ,python2-dnspython)
+       ("python2-dukpy" ,python2-dukpy)
        ("python2-feedparser" ,python2-feedparser)
        ("python2-html5-parser" ,python2-html5-parser)
        ("python2-lxml" ,python2-lxml)