diff --git a/pkgs/applications/terminal-emulators/xterm/default.nix b/pkgs/applications/terminal-emulators/xterm/default.nix
index 581b7384463a..24a698ba8035 100644
--- a/pkgs/applications/terminal-emulators/xterm/default.nix
+++ b/pkgs/applications/terminal-emulators/xterm/default.nix
@@ -85,7 +85,7 @@ stdenv.mkDerivation rec {
       # No nicer place to find latest release.
       url = "https://github.com/ThomasDickey/xterm-snapshots.git";
       rev-prefix = "xterm-";
-      # # Tags that end in letters are unstable
+      # Tags that end in letters are unstable
       ignoredVersions = "[a-z]$";
     };
   };