1 files changed, 2 insertions, 0 deletions
diff --git a/pkgs/applications/science/logic/tamarin-prover/default.nix b/pkgs/applications/science/logic/tamarin-prover/default.nix
index 76dc559cb7a..08b8a681b2d 100644
--- a/pkgs/applications/science/logic/tamarin-prover/default.nix
+++ b/pkgs/applications/science/logic/tamarin-prover/default.nix
@@ -79,6 +79,8 @@ mkDerivation (common "tamarin-prover" src // {
     # so that the package can be used as a vim plugin to install syntax coloration
     install -Dt $out/share/vim-plugins/tamarin-prover/syntax/ etc/syntax/spthy.vim
     install etc/filetype.vim -D $out/share/vim-plugins/tamarin-prover/ftdetect/tamarin.vim
+    # Emacs SPTHY major mode
+    install -Dt $out/share/emacs/site-lisp etc/spthy-mode.el
   '';
 
   checkPhase = "./dist/build/tamarin-prover/tamarin-prover test";