diff --git a/gnu/packages/video.scm b/gnu/packages/video.scm
index 5f045279a6..0a5f0b438a 100644
--- a/gnu/packages/video.scm
+++ b/gnu/packages/video.scm
@@ -215,7 +215,8 @@ old-fashioned output methods with powerful ascii-art renderer.")
                    ;; system fixes above.
                    (add-after
                     'unpack 'bootstrap
-                    (lambda _ (zero? (system* "sh" "bootstrap")))))))
+                    (lambda _
+                      (invoke "sh" "bootstrap"))))))
     (home-page "http://liba52.sourceforge.net/")
     (synopsis "ATSC A/52 stream decoder")
     (description "liba52 is a library for decoding ATSC A/52 streams.  The