diff --git a/types/stripe-v3/index.d.ts b/types/stripe-v3/index.d.ts
index 5d1296f8dd..5a9cc51d5a 100644
--- a/types/stripe-v3/index.d.ts
+++ b/types/stripe-v3/index.d.ts
@@ -180,6 +180,7 @@ declare namespace stripe {
             style?: string;
             unicodeRange?: string;
             weight?: string;
+            cssSrc?: string;
         }
 
         interface StyleOptions {