diff --git a/qt-ui/maintab.cpp b/qt-ui/maintab.cpp
index ae2876bab..5a718ef17 100644
--- a/qt-ui/maintab.cpp
+++ b/qt-ui/maintab.cpp
@@ -533,7 +533,6 @@ void MainTab::updateDiveInfo(int dive)
 		// now let's get some gas use statistics
 		QVector<QPair<QString, int> > gasUsed;
 		QString gasUsedString;
-		QPair<QString, int> topGases[20] = { };
 		volume_t vol;
 		selectedDivesGasUsed(gasUsed);
 		for (int j = 0; j < 20; j++) {