diff --git a/guix/scripts/lint.scm b/guix/scripts/lint.scm
index 4b35970f524e2c367c61287a15f067738d4b867b..2ba7a68335c9463c39ff1f7312de2a5896b31f27 100644
--- a/guix/scripts/lint.scm
+++ b/guix/scripts/lint.scm
@@ -74,7 +74,7 @@ (define (list-checkers-and-exit)
   (for-each (lambda (checker)
               (format #t "- ~a: ~a~%"
                       (lint-checker-name checker)
-                      (lint-checker-description checker)))
+                      (_ (lint-checker-description checker))))
             %checkers)
   (exit 0))