diff --git a/flake.nix b/flake.nix
index fd9be1c..d128943 100644
--- a/flake.nix
+++ b/flake.nix
@@ -51,6 +51,7 @@
             localSettings = pkgs.writeText "local_settings.py" ''
               import os
               STATIC_ROOT = os.getenv("STATIC_ROOT")
+              STATICFILES_DIRS = [ STATIC_ROOT ]
               SECRET_KEY_FILE = os.getenv("SECRET_KEY_FILE")
               if SECRET_KEY_FILE:
                   with open(SECRET_KEY_FILE, "r") as file:
@@ -94,7 +95,6 @@
               mkdir -p $out/app
               cp -r CHANGELOG.md hc manage.py templates $out/app
               chmod +x $out/app/manage.py
-              cp ${localSettings} $out/app/hc/local_settings.py
 
               mkdir -p $doc
               cp -r *.md LICENSE $doc
@@ -103,6 +103,8 @@
               DEBUG=False SECRET_KEY=build-key STATIC_ROOT=$static ${py}/bin/python ./manage.py collectstatic --noinput
               DEBUG=False SECRET_KEY=build-key STATIC_ROOT=$static ${py}/bin/python ./manage.py compress
               cp -r static-collected/* $static
+
+              cp ${localSettings} $out/app/hc/local_settings.py
             '';
 
             passthru = {
@@ -267,5 +269,14 @@
         };
 
       };
+      checks.${system} = {
+        webserver = self.packages.${system}.webserver;
+        smtpd = self.packages.${system}.smtpd;
+        sendalerts = self.packages.${system}.sendalerts;
+        sendreports = self.packages.${system}.sendreports;
+        maintenance = self.packages.${system}.maintenance;
+        migrate = self.packages.${system}.migrate;
+        static = self.packages.${system}.static;
+      };
     };
 }