1 files changed, 1 insertions, 0 deletions
diff --git a/pkgs/applications/networking/mailreaders/msgviewer/default.nix b/pkgs/applications/networking/mailreaders/msgviewer/default.nix
index 5e9e17b47fd..fd980893124 100644
--- a/pkgs/applications/networking/mailreaders/msgviewer/default.nix
+++ b/pkgs/applications/networking/mailreaders/msgviewer/default.nix
@@ -28,6 +28,7 @@ stdenv.mkDerivation rec {
   meta = with lib; {
     description = "Viewer for .msg files (MS Outlook)";
     homepage    = "https://www.washington.edu/alpine/";
+    sourceProvenance = with sourceTypes; [ binaryBytecode ];
     license     = licenses.asl20;
     maintainers = with maintainers; [ peterhoeg ];
     platforms   = platforms.all;