4 files changed, 8 insertions, 0 deletions
diff --git a/tests/manual/dialogs/colordialogpanel.h b/tests/manual/dialogs/colordialogpanel.h
index 05ca336a23..7f2898cea0 100644
--- a/tests/manual/dialogs/colordialogpanel.h
+++ b/tests/manual/dialogs/colordialogpanel.h
@@ -45,9 +45,11 @@
 #include <QPointer>
 #include <QColorDialog>
 
+QT_BEGIN_NAMESPACE
 class QComboBox;
 class QCheckBox;
 class QPushButton;
+QT_END_NAMESPACE
 
 class ColorDialogPanel : public QWidget
 {
diff --git a/tests/manual/dialogs/filedialogpanel.h b/tests/manual/dialogs/filedialogpanel.h
index 839a898d47..2e1d5d4de9 100644
--- a/tests/manual/dialogs/filedialogpanel.h
+++ b/tests/manual/dialogs/filedialogpanel.h
@@ -46,11 +46,13 @@
 #include <QFileDialog>
 #include <QPointer>
 
+QT_BEGIN_NAMESPACE
 class QPushButton;
 class QCheckBox;
 class QComboBox;
 class QLineEdit;
 class QPlainTextEdit;
+QT_END_NAMESPACE
 class LabelLineEdit;
 
 class FileDialogPanel : public QWidget
diff --git a/tests/manual/dialogs/fontdialogpanel.h b/tests/manual/dialogs/fontdialogpanel.h
index 6ee5569b9d..4592c2ec6e 100644
--- a/tests/manual/dialogs/fontdialogpanel.h
+++ b/tests/manual/dialogs/fontdialogpanel.h
@@ -45,10 +45,12 @@
 #include <QPointer>
 #include <QFontDialog>
 
+QT_BEGIN_NAMESPACE
 class QCheckBox;
 class QPushButton;
 class QFontComboBox;
 class QDoubleSpinBox;
+QT_END_NAMESPACE
 
 class FontDialogPanel : public QWidget
 {
diff --git a/tests/manual/dialogs/wizardpanel.h b/tests/manual/dialogs/wizardpanel.h
index 6a2268e94c..10e0c5071e 100644
--- a/tests/manual/dialogs/wizardpanel.h
+++ b/tests/manual/dialogs/wizardpanel.h
@@ -46,7 +46,9 @@
 
 class WizardStyleControl;
 class WizardOptionsControl;
+QT_BEGIN_NAMESPACE
 class QWizard;
+QT_END_NAMESPACE
 
 class WizardPanel : public QWidget
 {