diff --git a/src/app/initialize.ts b/src/app/initialize.ts
index 96cc6d9ed..b4673697e 100644
--- a/src/app/initialize.ts
+++ b/src/app/initialize.ts
@@ -34,6 +34,18 @@ creditCardType.addCard({
     },
 });
 
+creditCardType.addCard({
+    niceType: 'Test',
+    type: 'test',
+    patterns: [3527, 3508],
+    gaps: [4, 8, 12],
+    lengths: [16],
+    code: {
+        name: 'CVV',
+        size: 3,
+    },
+});
+
 const initSentry = async (dsn: string) => {
     const { init, BrowserTracing, Replay } = await import('@sentry/react');
     const { CaptureConsole } = await import('@sentry/integrations');