diff --git a/src/exchange-lib/test_exchange_api_twisted.c b/src/exchange-lib/test_exchange_api_twisted.c
index 11533e2ef..0a1e6bd8d 100644
--- a/src/exchange-lib/test_exchange_api_twisted.c
+++ b/src/exchange-lib/test_exchange_api_twisted.c
@@ -232,6 +232,13 @@ run (void *cls,
        "EUR:5",
        MHD_HTTP_OK),
 
+    TALER_TESTING_cmd_refund
+      ("refund-ok",
+       MHD_HTTP_OK,
+       "EUR:5",
+       "EUR:0.01",
+       "deposit-refund-1"),
+
     TALER_TESTING_cmd_end ()
   };