diff --git a/flake.nix b/flake.nix
index 7f588d6..18ecb78 100644
--- a/flake.nix
+++ b/flake.nix
@@ -11,76 +11,98 @@
 
       build = { variant }:
         let
-          production_files = pkgs.stdenv.mkDerivation {
+          adapter_production_files = pkgs.stdenv.mkDerivation {
             name = "production-files";
             src = ./kirdy_LD_adapter_${variant};
 
             nativeBuildInputs = [ pkgs.kicad pkgs.zip pkgs.python3 ];
 
+            buildPhase = ''
+              echo ${variant}
+
+              # kicad-cli requires the use of $HOME
+              TMP_DIR="$(pwd)/$(mktemp -d tmp.XXXX)"
+              export HOME=$TMP_DIR
+
+              SCH=kirdy_LD_adapter_${variant}.kicad_sch
+              PCB=kirdy_LD_adapter_${variant}.kicad_pcb
+
+              # Get Revision Number from the Title Block in KiCAD Top Schematics
+              REV=$(cat $SCH | grep rev | cut -d'"' -f 2)
+              PREFIX=kirdy_LD_adapter_${variant}_$REV
+
+              kicad-cli sch export python-bom $SCH -o $PREFIX"_bom".xml
+              export PYTHONPATH=${pkgs.kicad.base}/share/kicad/plugins
+              python ${kicad_bom_generator}/generate_bom_from_xml.py $PREFIX"_bom".xml $PREFIX"_bom".csv
+
+              kicad-cli sch export pdf $SCH -o $PREFIX.pdf
+              kicad-cli pcb export pos $PCB --format csv --units mm  -o $PREFIX"_pos".csv
+
+              export KICAD7_3DMODEL_DIR=${pkgs.kicad.libraries.packages3d}/share/kicad/3dmodels
+              kicad-cli pcb export step $PCB --subst-models --force -o $PREFIX.step
+
+              mkdir -p $PREFIX"_gerber_drill"
+              kicad-cli pcb export gerbers $PCB -l 'F.Cu,B.Cu,F.Paste,B.Paste,F.Silkscreen,B.Silkscreen,F.Mask,B.Mask,Edge.Cuts' --no-x2 --subtract-soldermask -o ./$PREFIX"_gerber_drill"
+
+              # The additional trailing slash is due to a bug in the kicad-cli tool. https://gitlab.com/kicad/code/kicad/-/issues/14438
+              kicad-cli pcb export drill $PCB -u mm --generate-map --map-format gerberx2 -o ./$PREFIX"_gerber_drill"/
+
+              zip -r -j $PREFIX"_gerber_drill" $PREFIX"_gerber_drill"
+
+              rm -r $TMP_DIR
+            '';
+
+            installPhase = ''
+              mkdir -p $out/production_files 
+              cp $PREFIX"_bom".csv $out/production_files/$PREFIX"_bom".csv
+              cp $PREFIX.pdf $out/production_files/$PREFIX.pdf
+              cp $PREFIX"_pos".csv $out/production_files/$PREFIX"_pos.csv"
+              cp $PREFIX.step $out/production_files/$PREFIX.step
+              cp $PREFIX"_gerber_drill".zip $out/production_files/$PREFIX"_gerber_drill".zip
+
+              cp $PREFIX.step $out/production_files/$PREFIX.step
+            '';
+          };
+
+          copper_plate_production_files = pkgs.stdenv.mkDerivation {
+            name = "production-files";
+            src = ./kirdy_LD_adapter_copper_plate;
+
+            nativeBuildInputs = [ pkgs.kicad pkgs.zip pkgs.python3 ];
+
             buildPhase = ''
               # kicad-cli requires the use of $HOME
               TMP_DIR="$(pwd)/$(mktemp -d tmp.XXXX)"
               export HOME=$TMP_DIR
 
-              if [ "${variant}" != "copper_plate" ]; then
-                SCH=kirdy_LD_adapter_${variant}.kicad_sch
-                PCB=kirdy_LD_adapter_${variant}.kicad_pcb
+              PCB=kirdy_LD_adapter_copper_plate.kicad_pcb
 
-                # Get Revision Number from the Title Block in KiCAD Top Schematics
-                REV=$(cat $SCH | grep rev | cut -d'"' -f 2)
-                PREFIX=kirdy_LD_adapter_${variant}_$REV
+              # Get Revision Number from the Title Block in KiCAD PCB
+              REV=$(cat $PCB | grep rev | cut -d'"' -f 2)
+              PREFIX=kirdy_LD_adapter_copper_plate_$REV
 
-                kicad-cli sch export python-bom $SCH -o $PREFIX"_bom".xml
-                export PYTHONPATH=${pkgs.kicad.base}/share/kicad/plugins
-                python ${kicad_bom_generator}/generate_bom_from_xml.py $PREFIX"_bom".xml $PREFIX"_bom".csv
+              export KICAD7_3DMODEL_DIR=${pkgs.kicad.libraries.packages3d}/share/kicad/3dmodels
+              kicad-cli pcb export step $PCB --subst-models --force -o $PREFIX.step
 
-                kicad-cli sch export pdf $SCH -o $PREFIX.pdf
-                kicad-cli pcb export pos $PCB --format csv --units mm  -o $PREFIX"_pos".csv
-
-                export KICAD7_3DMODEL_DIR=${pkgs.kicad.libraries.packages3d}/share/kicad/3dmodels
-                kicad-cli pcb export step $PCB --subst-models --force -o $PREFIX.step
-
-                mkdir -p $PREFIX"_gerber_drill"
-                kicad-cli pcb export gerbers $PCB -l 'F.Cu,B.Cu,F.Paste,B.Paste,F.Silkscreen,B.Silkscreen,F.Mask,B.Mask,Edge.Cuts' --no-x2 --subtract-soldermask -o ./$PREFIX"_gerber_drill"
-
-                # The additional trailing slash is due to a bug in the kicad-cli tool. https://gitlab.com/kicad/code/kicad/-/issues/14438
-                kicad-cli pcb export drill $PCB -u mm --generate-map --map-format gerberx2 -o ./$PREFIX"_gerber_drill"/
-
-                zip -r -j $PREFIX"_gerber_drill" $PREFIX"_gerber_drill"
-              else
-                PCB=kirdy_LD_adapter_${variant}.kicad_pcb
-
-                # Get Revision Number from the Title Block in KiCAD PCB
-                REV=$(cat $PCB | grep rev | cut -d'"' -f 2)
-                PREFIX=kirdy_LD_adapter_${variant}_$REV
-
-                export KICAD7_3DMODEL_DIR=${pkgs.kicad.libraries.packages3d}/share/kicad/3dmodels
-                kicad-cli pcb export step $PCB --subst-models --force -o $PREFIX.step
-              fi
               rm -r $TMP_DIR
             '';
 
             installPhase = ''
               mkdir -p $out/production_files 
-              if [ ${variant} != "copper_plate" ]; then
-                cp $PREFIX"_bom".csv $out/production_files/$PREFIX"_bom".csv
-                cp $PREFIX.pdf $out/production_files/$PREFIX.pdf
-                cp $PREFIX"_pos".csv $out/production_files/$PREFIX"_pos.csv"
-                cp $PREFIX.step $out/production_files/$PREFIX.step
-                cp $PREFIX"_gerber_drill".zip $out/production_files/$PREFIX"_gerber_drill".zip
-              else
-                cp $PREFIX.step $out/production_files/$PREFIX.step
-              fi
+              cp $PREFIX.step $out/production_files/$PREFIX.step
             '';
           };
-        in { "LD_adapter_${variant}" = production_files; };
+
+        in {
+          "LD_adapter_${variant}_PCB" = adapter_production_files;
+          "LD_adapter_${variant}_copper_plate" = copper_plate_production_files;
+        };
 
     in rec {
       formatter.x86_64-linux = nixpkgs.legacyPackages.x86_64-linux.nixfmt;
 
       packages.x86_64-linux = (build { variant = "type_1"; })
-        // (build { variant = "type_2"; })
-        // (build { variant = "copper_plate"; });
+        // (build { variant = "type_2"; });
 
       devShells.x86_64-linux.default =
         let pkgs = nixpkgs.legacyPackages.x86_64-linux;