diff --git a/default.nix b/default.nix
index 308620f..54c0908 100644
--- a/default.nix
+++ b/default.nix
@@ -1,4 +1,4 @@
-{ pkgs, google-chrome, symlinkJoin, stdenv, elmPackages, libjpeg, optipng, ... }:
+{ pkgs, google-chrome, symlinkJoin, stdenv, elmPackages, libjpeg, optipng, pngquant, ... }:
 
 let
   pnpm2nix = pkgs.callPackage (builtins.fetchGit {
@@ -41,12 +41,20 @@ let
           chmod +x $local_chromium/chrome-linux/chrome
         '';
       }));
+      imagemin-pngquant = (drv: drv.overrideAttrs(oldAttrs: {
+        buildInputs = oldAttrs.buildInputs ++ [ pkgs.libpng ];
+      }));
+      pngquant-bin = (drv: drv.overrideAttrs(oldAttrs: {
+        preBuild = ''
+          mkdir -p $HOME/node_modules/pngquant-bin/vendor
+          ln -s ${pngquant}/bin/pngquant $HOME/node_modules/pngquant-bin/vendor/pngquant
+        '';
+      }));
+
       gifsicle = (drv: drv.overrideAttrs(oldAttrs: {
         buildInputs = oldAttrs.buildInputs ++ [ pkgs.autoconf pkgs.automake ];
       }));
-      jpegtran = (drv: drv.overrideAttrs(oldAttrs: {
-        buildInputs = [ libjpeg ];
-      }));
+
       optipng = (drv: drv.overrideAttrs(oldAttrs: {
         buildInputs = [ optipng ];
       }));
@@ -56,6 +64,10 @@ let
           ln -s ${optipng}/bin/optipng $HOME/node_modules/optipng-bin/vendor/optipng
         '';
       }));
+
+      jpegtran = (drv: drv.overrideAttrs(oldAttrs: {
+        buildInputs = [ libjpeg ];
+      }));
       jpegtran-bin = (drv: drv.overrideAttrs(oldAttrs: {
         preBuild = ''
           mkdir -p $HOME/node_modules/jpegtran-bin/vendor