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-rw-r--r--src/qt/coincontroldialog.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp
index 3ca43eae22..207e441b6b 100644
--- a/src/qt/coincontroldialog.cpp
+++ b/src/qt/coincontroldialog.cpp
@@ -582,7 +582,7 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog)
QString toolTipDust = tr("This label turns red if any recipient receives an amount smaller than the current dust threshold.");
// how many satoshis the estimated fee can vary per byte we guess wrong
- double dFeeVary = (double)nPayFee / nBytes;
+ double dFeeVary = (nBytes != 0) ? (double)nPayFee / nBytes : 0;
QString toolTip4 = tr("Can vary +/- %1 satoshi(s) per input.").arg(dFeeVary);