3 files changed, 0 insertions, 6 deletions
diff --git a/tests/manual/barstest/chart.cpp b/tests/manual/barstest/chart.cpp
index 2cc52ecf..93751d59 100644
--- a/tests/manual/barstest/chart.cpp
+++ b/tests/manual/barstest/chart.cpp
@@ -42,8 +42,6 @@
 #include <QtCore/QElapsedTimer>
 #include <QtCore/qmath.h>
 
-using namespace QtDataVisualization;
-
 const QString celsiusString = QString(QChar(0xB0)) + "C";
 
 GraphModifier::GraphModifier(Q3DBars *barchart, QColorDialog *colorDialog)
diff --git a/tests/manual/barstest/chart.h b/tests/manual/barstest/chart.h
index eb5b948b..9a4cd60e 100644
--- a/tests/manual/barstest/chart.h
+++ b/tests/manual/barstest/chart.h
@@ -42,8 +42,6 @@
 #include <QTimer>
 #include <QLabel>
 
-using namespace QtDataVisualization;
-
 class GraphModifier : public QObject
 {
     Q_OBJECT
diff --git a/tests/manual/barstest/custominputhandler.h b/tests/manual/barstest/custominputhandler.h
index ef07d5ec..ce864335 100644
--- a/tests/manual/barstest/custominputhandler.h
+++ b/tests/manual/barstest/custominputhandler.h
@@ -32,8 +32,6 @@
 
 #include <QtDataVisualization/QAbstract3DInputHandler>
 
-using namespace QtDataVisualization;
-
 class CustomInputHandler : public QAbstract3DInputHandler
 {
     Q_OBJECT