diff --git a/gnu/packages/audio.scm b/gnu/packages/audio.scm
index 57b421dc012408b46c07c658e4f917c0c85a59f6..bd9071e7b66fa1d18ee9b19873654341eb1b74d9 100644
--- a/gnu/packages/audio.scm
+++ b/gnu/packages/audio.scm
@@ -308,6 +308,10 @@ (define-public libopenmpt
        (sha256
         (base32 "1cwpc4j90dpxa2siia68rg9qwwm2xk6bhxnslfjj364507jy6s4l"))))
     (build-system gnu-build-system)
+    (arguments
+     `(#:configure-flags
+       (list (string-append "--docdir=" (assoc-ref %outputs "out")
+                            "/share/doc/" ,name "-" ,version))))
     (native-inputs
      `(("doxygen" ,doxygen)
        ("perl" ,perl)