diff --git a/src/test/app/TxQ_test.cpp b/src/test/app/TxQ_test.cpp
index a8a0a1663..2d14e5b77 100644
--- a/src/test/app/TxQ_test.cpp
+++ b/src/test/app/TxQ_test.cpp
@@ -1036,6 +1036,9 @@ public:
         // Fail in preflight
         env(pay(alice, bob, XRP(-1000)), ter(temBAD_AMOUNT));
 
+        // Fail in preflight
+        env(pay(alice, alice, XRP(100)), ter(temREDUNDANT));
+
         // Fail in preclaim
         env(noop(alice), fee(XRP(100000)), ter(terINSUF_FEE_B));
     }