diff --git a/gnu/packages/music.scm b/gnu/packages/music.scm
index 4297f846f9..8b1644ca4c 100644
--- a/gnu/packages/music.scm
+++ b/gnu/packages/music.scm
@@ -2035,6 +2035,8 @@ (define-public python-pylast
                (base32
                 "0bml11gfkxqd3i2jxkn5k2xllc4rvxjcyhs8an05gcyy1zp2bwvb"))))
     (build-system python-build-system)
+    (arguments
+     '(#:tests? #f)) ; FIXME: Requires unpackaged python-flaky.
     (native-inputs
      `(("python-coverage" ,python-coverage)
        ("python-mock" ,python-mock)