1 files changed, 1 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/applications/networking/mailreaders/thunderbird/default.nix b/nixpkgs/pkgs/applications/networking/mailreaders/thunderbird/default.nix
index a90047a23484..e042f39fd9c0 100644
--- a/nixpkgs/pkgs/applications/networking/mailreaders/thunderbird/default.nix
+++ b/nixpkgs/pkgs/applications/networking/mailreaders/thunderbird/default.nix
@@ -336,7 +336,7 @@ stdenv.mkDerivation rec {
     attrPath = "thunderbird-78";
     baseUrl = "http://archive.mozilla.org/pub/thunderbird/releases/";
     inherit writeScript lib common-updater-scripts xidel coreutils gnused
-      gnugrep curl runtimeShell;
+      gnugrep gnupg curl runtimeShell;
   };
 
   requiredSystemFeatures = [ "big-parallel" ];