diff --git a/nix/ptsd.nix b/nix/ptsd.nix
index 7e9a9dd..ed63a93 100644
--- a/nix/ptsd.nix
+++ b/nix/ptsd.nix
@@ -23,8 +23,7 @@ rustPlatform.buildRustPackage {
   ];
 
   postInstall = ''
-    mkdir -p $out/share/man/man5
-    scdoc < docs/ptsd.json.5.scd > $out/share/man/man5/ptsd.json.5
+  OUT=$out/man cargo xtask
   '';
 
   buildInputs =