diff --git a/nixos-modules/docker-zwave.nix b/nixos-modules/docker-zwave.nix
index fa0ed20..1eb1f87 100644
--- a/nixos-modules/docker-zwave.nix
+++ b/nixos-modules/docker-zwave.nix
@@ -9,14 +9,22 @@
         imageFile = pkgs.dockerTools.buildLayeredImage {
           name = "my-zwave-js-ui";
           tag = "latest";
-          contents = [ pkgs.cacert pkgs.busybox ];
-          config.Cmd = [ "${inputs.self.packages.${pkgs.stdenv.system}.zwave-js-ui}/bin/zwave-js-ui" ];
+          contents = [
+            pkgs.cacert
+            pkgs.busybox
+          ];
+          config = {
+            Cmd = [ "${inputs.self.packages.${pkgs.stdenv.system}.zwave-js-ui}/bin/zwave-js-ui" ];
+            Env = [
+              "STORE_DIR=/usr/src/app/store"
+              "ZWAVEJS_EXTERNAL_CONFIG=/usr/src/app/store/.config-db"
+              "SSL_CERT_FILE=${pkgs.cacert}/etc/ssl/cert/ca-bundle.crt"
+            ];
+          };
         };
         volumes = [ "zwave-config:/usr/src/app/store" ];
         environment = {
           TZ = "America/New_York";
-          STORE_DIR = "/usr/src/app/store";
-          ZWAVEJS_EXTERNAL_CONFIG = "/usr/src/app/store/.config-db";
         };
         labels = {
           swag = "enable";