diff --git a/src/bank-lib/bank_api_reject.c b/src/bank-lib/bank_api_reject.c
index c630ccd52..531851735 100644
--- a/src/bank-lib/bank_api_reject.c
+++ b/src/bank-lib/bank_api_reject.c
@@ -167,7 +167,7 @@ TALER_BANK_reject (struct GNUNET_CURL_Context *ctx,
   reject_obj = json_pack ("{s:{s:s}, s:I, s:I}",
                           "auth", "type", "basic",
                           "row_id", (json_int_t) rowid,
-                          "credit_account", (json_int_t) account_number);
+                          "account_number", (json_int_t) account_number);
   if (NULL == reject_obj)
   {
     GNUNET_break (0);
diff --git a/src/bank-lib/fakebank.c b/src/bank-lib/fakebank.c
index 7c61a59bf..3d4acf4c8 100644
--- a/src/bank-lib/fakebank.c
+++ b/src/bank-lib/fakebank.c
@@ -588,7 +588,7 @@ handle_reject (struct TALER_FAKEBANK_Handle *h,
     uint64_t credit_account;
     struct GNUNET_JSON_Specification spec[] = {
       GNUNET_JSON_spec_uint64 ("row_id", &row_id),
-      GNUNET_JSON_spec_uint64 ("credit_account", &credit_account),
+      GNUNET_JSON_spec_uint64 ("account_number", &credit_account),
       GNUNET_JSON_spec_end ()
     };
     if (GNUNET_OK !=