diff --git a/package.nix b/package.nix
index 776a7bc..d7e0d94 100644
--- a/package.nix
+++ b/package.nix
@@ -38,6 +38,8 @@
 
     # Markdown
     pkgs.marksman
+    # Markdown zk
+    pkgs.zk
     # LaTeX
     pkgs.texlab
     # Typst