diff --git a/pkgs/default.nix b/pkgs/default.nix
index 639ed13..b8530a8 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -1,7 +1,15 @@
 { overlays ? [], ... }@args:
 
+let
+  nix-writers = builtins.fetchGit {
+    url = https://cgit.krebsco.de/nix-writers/;
+    rev = "c27a9416e8ee04d708b11b48f8cf1a055c0cc079";
+  };
+in
+
 import <nixpkgs> (args // {
   overlays = overlays ++ [
     (import ./overlay.nix)
+    (import "${nix-writers}/pkgs")
   ];
 })
diff --git a/pkgs/overlay.nix b/pkgs/overlay.nix
index 95d4938..24ecf17 100644
--- a/pkgs/overlay.nix
+++ b/pkgs/overlay.nix
@@ -5,14 +5,4 @@ in
 self: super: {
   krops = self.callPackage ./krops {};
   populate = self.callPackage ./populate {};
-  writeDash = name: text: self.writeScript name ''
-    #! ${self.dash}/bin/dash
-    ${text}
-  '';
-  writeJSON = name: value: self.runCommand name {
-    json = lib.toJSON value;
-    passAsFile = [ "json" ];
-  } /* sh */ ''
-    ${self.jq}/bin/jq . "$jsonPath" > "$out"
-  '';
 }