diff --git a/pkgs/tools/audio/abcmidi/default.nix b/pkgs/tools/audio/abcmidi/default.nix
index b3d250dfc78..cb856ab72d0 100644
--- a/pkgs/tools/audio/abcmidi/default.nix
+++ b/pkgs/tools/audio/abcmidi/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "abcMIDI";
-  version = "2020.12.10";
+  version = "2021.01.21";
 
   src = fetchzip {
     url = "https://ifdo.ca/~seymour/runabc/${pname}-${version}.zip";
-    sha256 = "0r9jwjwmdyyfq882mq7gkc2hjrv4ljnidxzlyycjipzndb1gv1ls";
+    sha256 = "184d59pc60dax60j3nzcsr5kflaygbjpbrwg6r4bky0q0sg17z5i";
   };
 
   # There is also a file called "makefile" which seems to be preferred by the standard build phase