diff --git a/src/auditor/taler-helper-auditor-coins.c b/src/auditor/taler-helper-auditor-coins.c
index 61cd84685..a3c8afb54 100644
--- a/src/auditor/taler-helper-auditor-coins.c
+++ b/src/auditor/taler-helper-auditor-coins.c
@@ -1340,6 +1340,7 @@ refresh_session_cb (void *cls,
                                   coin_pub,
                                   coin_sig))
     {
+      GNUNET_break_op (0);
       TALER_ARL_report (report_bad_sig_losses,
                         GNUNET_JSON_PACK (
                           GNUNET_JSON_pack_string ("operation",
@@ -1451,11 +1452,12 @@ refresh_session_cb (void *cls,
                                             &amount_without_fee));
     }
 
-    /* check old coin covers complete expenses (of withdraw operations) */
+    /* check old coin covers complete expenses (of refresh operation) */
     if (1 == TALER_amount_cmp (&refresh_cost,
                                &amount_without_fee))
     {
       /* refresh_cost > amount_without_fee, which is bad (exchange lost) */
+      GNUNET_break_op (0);
       report_amount_arithmetic_inconsistency ("melt (cost)",
                                               rowid,
                                               &amount_without_fee, /* 'exchange' */
diff --git a/src/auditor/test-auditor.sh b/src/auditor/test-auditor.sh
index 80495e2b0..8273d16e9 100755
--- a/src/auditor/test-auditor.sh
+++ b/src/auditor/test-auditor.sh
@@ -1776,7 +1776,7 @@ fi
 jq -e .emergencies[0] < test-audit-coins.json > /dev/null && exit_fail "Unexpected emergency detected in ordinary run"
 echo "OK"
 # Undo
-echo "UPDATE exchange.denominations SET fee_refresh_frac=3000000 WHERE coin_val=1;" | psql -Aqt $DB
+echo "UPDATE exchange.denominations SET fee_refresh_frac=3000000 WHERE coin_val=10;" | psql -Aqt $DB
 
 }