diff --git a/pkgs/composer-env.nix b/pkgs/composer-env.nix
index 279b307..4df9cb1 100644
--- a/pkgs/composer-env.nix
+++ b/pkgs/composer-env.nix
@@ -57,7 +57,7 @@ let
                   else
                       $allPackages = array();
 
-                  ${stdenv.lib.optionalString (!noDev) ''
+                  ${lib.optionalString (!noDev) ''
                     if(array_key_exists("packages-dev", $config))
                         $allPackages = array_merge($allPackages, $config["packages-dev"]);
                   ''}
@@ -108,7 +108,7 @@ let
       };
 
       bundleDependencies = dependencies:
-        stdenv.lib.concatMapStrings (dependencyName:
+        lib.concatMapStrings (dependencyName:
           let
             dependency = dependencies.${dependencyName};
           in
@@ -179,24 +179,24 @@ let
         # Copy or symlink the provided dependencies
         cd vendor
         ${bundleDependencies packages}
-        ${stdenv.lib.optionalString (!noDev) (bundleDependencies devPackages)}
+        ${lib.optionalString (!noDev) (bundleDependencies devPackages)}
         cd ..
 
         # Reconstruct autoload scripts
         # We use the optimize feature because Nix packages cannot change after they have been built
         # Using the dynamic loader for a Nix package is useless since there is nothing to dynamically reload.
-        composer dump-autoload --optimize ${stdenv.lib.optionalString noDev "--no-dev"}
+        composer dump-autoload --optimize ${lib.optionalString noDev "--no-dev"}
 
         # Run the install step as a validation to confirm that everything works out as expected
-        composer install --optimize-autoloader ${stdenv.lib.optionalString noDev "--no-dev"}
+        composer install --optimize-autoloader ${lib.optionalString noDev "--no-dev"}
 
-        ${stdenv.lib.optionalString executable ''
+        ${lib.optionalString executable ''
           # Reconstruct the bin/ folder if we deploy an executable project
           ${constructBin} composer.json
           ln -s $(pwd)/vendor/bin $out/bin
         ''}
 
-        ${stdenv.lib.optionalString (!symlinkDependencies) ''
+        ${lib.optionalString (!symlinkDependencies) ''
           # Patch the shebangs if possible
           if [ -d $(pwd)/vendor/bin ]
           then
@@ -232,7 +232,7 @@ let
   } // extraArgs);
 in
 {
-  composer = stdenv.lib.makeOverridable composer;
-  buildZipPackage = stdenv.lib.makeOverridable buildZipPackage;
-  buildPackage = stdenv.lib.makeOverridable buildPackage;
+  composer = lib.makeOverridable composer;
+  buildZipPackage = lib.makeOverridable buildZipPackage;
+  buildPackage = lib.makeOverridable buildPackage;
 }
diff --git a/pkgs/earlier.nix b/pkgs/default.nix
similarity index 75%
rename from pkgs/earlier.nix
rename to pkgs/default.nix
index 177844d..768cd08 100644
--- a/pkgs/earlier.nix
+++ b/pkgs/default.nix
@@ -4,14 +4,14 @@
 }:
 let
   name = "search-and-displace";
- # gitStore = builtins.fetchGit {
- #    url = "https://github.com/searchanddisplace/searchanddisplace.git";
- #    ref = "master";
- #   };
+  gitStore = builtins.fetchGit {
+     url = "https://git.law/newroco/searchanddisplace-ingest.git";
+     ref = "master";
+    };
  # builtins.filterSource
- #     (path: type: baseNameOf path != "sandd-php-packages.nix" || baseNameOf path != "earlier.nix" || baseNameOf path != "composer-env.nix")
+ #     (path: type: baseNameOf path != "sandd-php-packages.nix" || baseNameOf path != "testing.nix" || baseNameOf path != "composer-env.nix")
  #     (builtins.fetchGit {
- #           url = "https://github.com/searchanddisplace/searchanddisplace.git";
+ #           url = "https://git.law/newroco/searchanddisplace-ingest.git";
  #           ref = "master";
  #      });
 
@@ -23,7 +23,7 @@ let
   phpPackage = import ./sandd-php-packages.nix {
       inherit composerEnv;
       inherit (pkgs) fetchurl fetchgit fetchhg fetchsvn;
-      #src = gitStore;
+      src = gitStore;
       noDev = true; # Disable development dependencies
       inherit name;
     };
diff --git a/pkgs/sandd-main.nix b/pkgs/sandd-main.nix
index 9d5a7d5..9a80be7 100644
--- a/pkgs/sandd-main.nix
+++ b/pkgs/sandd-main.nix
@@ -1,9 +1,9 @@
+with import <nixpkgs>{};
 { stdenv, fetchGit, sbcl, unzip, curl, git, openssl, php, phpPackages, nodejs}:
 let
   name = "search-and-displace";
   gitStore = builtins.fetchGit {
-      url = "https://github.com/searchanddisplace/searchanddisplace.git";
-      #url = "https://github.com/newroco/rocket_integration.git";
+      url = "https://git.law/newroco/searchanddisplace.git";
       ref = "master";
   };
   inherit (phpPackages) composer;
diff --git a/pkgs/testing.nix b/pkgs/testing.nix
new file mode 100644
index 0000000..768cd08
--- /dev/null
+++ b/pkgs/testing.nix
@@ -0,0 +1,38 @@
+{ pkgs ? import <nixpkgs> {
+    inherit system;
+  }, system ? builtins.currentSystem
+}:
+let
+  name = "search-and-displace";
+  gitStore = builtins.fetchGit {
+     url = "https://git.law/newroco/searchanddisplace-ingest.git";
+     ref = "master";
+    };
+ # builtins.filterSource
+ #     (path: type: baseNameOf path != "sandd-php-packages.nix" || baseNameOf path != "testing.nix" || baseNameOf path != "composer-env.nix")
+ #     (builtins.fetchGit {
+ #           url = "https://git.law/newroco/searchanddisplace-ingest.git";
+ #           ref = "master";
+ #      });
+
+
+  inherit (pkgs) stdenv;
+  composerEnv = import ./composer-env.nix {
+    inherit (pkgs) stdenv writeTextFile fetchurl php unzip phpPackages;
+  };
+  phpPackage = import ./sandd-php-packages.nix {
+      inherit composerEnv;
+      inherit (pkgs) fetchurl fetchgit fetchhg fetchsvn;
+      src = gitStore;
+      noDev = true; # Disable development dependencies
+      inherit name;
+    };
+in
+phpPackage.override {
+  removeComposerArtifacts = true; # Remove composer configuration files
+  buildInputs = [ pkgs.git ]; # Add here any environment dependency
+  # Add below all lines of post installation instructions e.g ''npm install'' ?
+  postInstall = ''
+    ll ./
+  '';
+}
\ No newline at end of file