diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index 5989f155500..720d2dcdd9e 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -620,7 +620,7 @@ mapAliases ({
   qt-3 = throw "qt-3 has been removed from nixpkgs, as it's unmaintained and insecure"; # added 2021-02-15
   rfkill = throw "rfkill has been removed, as it's included in util-linux"; # added 2020-08-23
   riak-cs = throw "riak-cs is not maintained anymore"; # added 2020-10-14
-  radare2-cutter = cutter;
+  radare2-cutter = cutter; # added 2021-03-30
   rkt = throw "rkt was archived by upstream"; # added 2020-05-16
   ruby_2_0_0 = throw "ruby_2_0_0 was deprecated on 2018-02-13: use a newer version of ruby";
   ruby_2_1_0 = throw "ruby_2_1_0 was deprecated on 2018-02-13: use a newer version of ruby";