diff --git a/app/serializers/discourse_subscriptions/payment_serializer.rb b/app/serializers/discourse_subscriptions/payment_serializer.rb
index 6d473eb..5991e25 100644
--- a/app/serializers/discourse_subscriptions/payment_serializer.rb
+++ b/app/serializers/discourse_subscriptions/payment_serializer.rb
@@ -57,6 +57,8 @@ module DiscourseSubscriptions
         "CHF"
       when "pln"
         "zł"
+      when "czk"
+        "Kč"
       else
         "$"
       end
diff --git a/assets/javascripts/discourse/controllers/admin-plugins-discourse-subscriptions-products-show-plans-show.js b/assets/javascripts/discourse/controllers/admin-plugins-discourse-subscriptions-products-show-plans-show.js
index 2885229..86710db 100644
--- a/assets/javascripts/discourse/controllers/admin-plugins-discourse-subscriptions-products-show-plans-show.js
+++ b/assets/javascripts/discourse/controllers/admin-plugins-discourse-subscriptions-products-show-plans-show.js
@@ -45,6 +45,7 @@ export default class AdminPluginsDiscourseSubscriptionsProductsShowPlansShowCont
       { id: "ZAR", name: "ZAR" },
       { id: "CHF", name: "CHF" },
       { id: "PLN", name: "PLN" },
+      { id: "CZK", name: "CZK" },
     ];
   }
 
diff --git a/assets/javascripts/discourse/helpers/format-currency.js b/assets/javascripts/discourse/helpers/format-currency.js
index c6499c6..b0d01bf 100644
--- a/assets/javascripts/discourse/helpers/format-currency.js
+++ b/assets/javascripts/discourse/helpers/format-currency.js
@@ -31,7 +31,10 @@ export function formatCurrency([currency, amount]) {
     case "PLN":
       currencySign = "zł";
       break;
-    default:
+      case "CZK":
+        currencySign = "Kč";
+        break;
+      default:
       currencySign = "$";
   }
 
diff --git a/config/settings.yml b/config/settings.yml
index f3a103e..80cb355 100644
--- a/config/settings.yml
+++ b/config/settings.yml
@@ -37,6 +37,7 @@ discourse_subscriptions:
       - ZAR
       - CHF
       - PLN
+      - CZK
   discourse_subscriptions_campaign_enabled:
     client: true
     default: false