diff --git a/libgnucash/engine/Account.cpp b/libgnucash/engine/Account.cpp
index c9fe32b7a6..81a5ea1f7b 100644
--- a/libgnucash/engine/Account.cpp
+++ b/libgnucash/engine/Account.cpp
@@ -4878,7 +4878,7 @@ xaccAccountGetReconcilePostponeBalance (const Account *acc,
     g_return_val_if_fail(GNC_IS_ACCOUNT(acc), FALSE);
     qof_instance_get_path_kvp (QOF_INSTANCE(acc), &v,
             {KEY_RECONCILE_INFO, KEY_POSTPONE, "balance"});
-    if (G_VALUE_HOLDS_INT64 (&v))
+    if (G_VALUE_HOLDS_BOXED (&v))
     {
         bal = *(gnc_numeric*)g_value_get_boxed (&v);
         if (bal.denom)