diff --git a/src/test/protocol/STIssue_test.cpp b/src/test/protocol/STIssue_test.cpp
index 6692ecee7f..5f9c275037 100644
--- a/src/test/protocol/STIssue_test.cpp
+++ b/src/test/protocol/STIssue_test.cpp
@@ -174,9 +174,9 @@ public:
 
         auto const result = env.rpc("json", "sign", to_string(req))[jss::result];
 
-        BEAST_EXPECT(result[jss::status] == "error");
-        BEAST_EXPECT(result.isMember(jss::error));
-    }
+        BEAST_EXPECT(result[jss::error] == "invalidParams");
+        BEAST_EXPECT(
+            result[jss::error_message] == "Field 'tx_json.Asset' has invalid data.");
 
     void
     testNoAccountIssuer()
@@ -247,9 +247,9 @@ public:
 
         auto const result = env.rpc("json", "sign", to_string(req))[jss::result];
 
-        BEAST_EXPECT(result[jss::status] == "error");
-        BEAST_EXPECT(result.isMember(jss::error));
-    }
+        BEAST_EXPECT(result[jss::error] == "invalidParams");
+        BEAST_EXPECT(
+            result[jss::error_message] == "Field 'tx_json.Asset' has invalid data.");
 
     void
     testXrpAccountIssuer()