diff --git a/src/features/forwards/options/components/advanced/exceptions/ExceptionsCard.js b/src/features/forwards/options/components/advanced/exceptions/ExceptionsCard.js
index 24371ae..8f2ae99 100644
--- a/src/features/forwards/options/components/advanced/exceptions/ExceptionsCard.js
+++ b/src/features/forwards/options/components/advanced/exceptions/ExceptionsCard.js
@@ -29,7 +29,7 @@ const ExceptionsCard = ({ exceptions }) => {
 
   const exceptionsInternal = exceptions.map(z => {
     const result = { match: z.match };
-    const keys = [...z.keys];
+    const keys = z.keys ? [...z.keys] : [];
     if (z.key) {
       keys.unshift(z.key);
     }