diff --git a/gnucash/register/ledger-core/gncEntryLedger.c b/gnucash/register/ledger-core/gncEntryLedger.c
index 86b5b31850..c97934778f 100644
--- a/gnucash/register/ledger-core/gncEntryLedger.c
+++ b/gnucash/register/ledger-core/gncEntryLedger.c
@@ -721,7 +721,7 @@ void
 gnc_entry_ledger_compute_value (GncEntryLedger *ledger,
                                 gnc_numeric *value, gnc_numeric *tax_value)
 {
-    gnc_numeric qty, price = gnc_numeric_zero(), discount = gnc_numeric_zero();
+    gnc_numeric qty = gnc_numeric_zero(), price = gnc_numeric_zero(), discount = gnc_numeric_zero();
     gint disc_type, disc_how;
     gboolean taxable, taxincluded;
     GncTaxTable *table;