diff --git a/pkgs/development/compilers/zz/default.nix b/pkgs/development/compilers/zz/default.nix
index dade163c5273..7dfa462e2254 100644
--- a/pkgs/development/compilers/zz/default.nix
+++ b/pkgs/development/compilers/zz/default.nix
@@ -2,19 +2,19 @@
 
 rustPlatform.buildRustPackage rec {
   pname = "zz";
-  version = "unstable-2021-01-26";
+  version = "unstable-2021-03-07";
 
-  # commit chosen by using the latest build from http://bin.zetz.it/
+  # when updating, choose commit of the latest build on http://bin.zetz.it/
   src = fetchFromGitHub {
     owner = "zetzit";
     repo = "zz";
-    rev = "0b5c52674e9adf795fbfb051d4dceef3126e669f";
-    sha256 = "0bb77ll1g5i6a04ybpgx6lqsb74xs4v4nyqm9j4j6x24407h8l89";
+    rev = "d3fc968ba2ae6668f930e39077f9a90aecb9fdc4";
+    sha256 = "18p17lgwq6rq1n76sj0dwb32bpxflfd7knky1v0sgmaxfpaq04y3";
   };
 
   nativeBuildInputs = [ makeWrapper ];
 
-  cargoSha256 = "1lf4k3n89w2797c1yrj1dp97y8a8d5hnixr1nwa2qcq1sxmm5rcg";
+  cargoSha256 = "0i3c459d4699z4dwvdw1495krdv3c2qpygrsw0cz3j0zd2n5gqj6";
 
   postPatch = ''
     # remove search path entry which would reference /build