diff --git a/pkgs/tools/audio/abcmidi/default.nix b/pkgs/tools/audio/abcmidi/default.nix
index 1a215d4ca83b..03e468a9b0a8 100644
--- a/pkgs/tools/audio/abcmidi/default.nix
+++ b/pkgs/tools/audio/abcmidi/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "abcMIDI-${version}";
-  version = "2018.10.25";
+  version = "2018.12.01";
 
   src = fetchzip {
     url = "https://ifdo.ca/~seymour/runabc/${name}.zip";
-    sha256 = "0q7yrds1hpis1821mdsz31c2cvn7hs73a10fi1mrk1v4hqql8vv3";
+    sha256 = "133kdyin2lwidlnd8ivjyymrrb0rr1028apj2biyp6l0l5yrqw78";
   };
 
   # There is also a file called "makefile" which seems to be preferred by the standard build phase