diff --git a/gnu/packages/python-xyz.scm b/gnu/packages/python-xyz.scm
index 55ef5f5640..004f07cec2 100644
--- a/gnu/packages/python-xyz.scm
+++ b/gnu/packages/python-xyz.scm
@@ -22038,12 +22038,11 @@ and pandoc-citeproc.")
      `(#:phases (modify-phases %standard-phases
                   (replace 'check
                     (lambda _
-                      (invoke "python" "test.py")
-                      #t)))))
+                      (invoke "python" "test.py"))))))
     (home-page "https://github.com/djc/rnc2rng")
-    (synopsis
-     "RELAX NG Compact to regular syntax conversion library")
+    (synopsis "Convert RELAX NG Compact to regular syntax")
     (description
-     "Converts RELAX NG schemata in Compact syntax (rnc) to
+     "This package provides the @command{rnc2rng} command-line tool as well as
+a Python library to convert RELAX NG schemata in Compact syntax (rnc) to
 equivalent schemata in the XML-based default RELAX NG syntax.")
     (license license:expat)))