4 files changed, 7 insertions, 7 deletions
diff --git a/src/plugins/Visual/analyzer/analyzer.cpp b/src/plugins/Visual/analyzer/analyzer.cpp
index 5a409142b..e8ccf7ccb 100644
--- a/src/plugins/Visual/analyzer/analyzer.cpp
+++ b/src/plugins/Visual/analyzer/analyzer.cpp
@@ -33,9 +33,9 @@
 
 Analyzer::Analyzer (QWidget *parent) : Visual (parent)
 {
-    m_intern_vis_data = 0;
-    m_peaks = 0;
-    m_x_scale = 0;
+    m_intern_vis_data = nullptr;
+    m_peaks = nullptr;
+    m_x_scale = nullptr;
     m_rows = 0;
     m_cols = 0;
     m_update = false;
@@ -202,7 +202,7 @@ void Analyzer::mousePressEvent(QMouseEvent *e)
 
 void Analyzer::process()
 {
-    static fft_state *state = 0;
+    static fft_state *state = nullptr;
     if (!state)
         state = fft_init();
 
diff --git a/src/plugins/Visual/analyzer/analyzer.h b/src/plugins/Visual/analyzer/analyzer.h
index c44e99aee..df090de8b 100644
--- a/src/plugins/Visual/analyzer/analyzer.h
+++ b/src/plugins/Visual/analyzer/analyzer.h
@@ -37,7 +37,7 @@ class Analyzer : public Visual
     Q_OBJECT
 
 public:
-    Analyzer( QWidget *parent = 0);
+    Analyzer( QWidget *parent = nullptr);
     virtual ~Analyzer();
 
 public slots:
diff --git a/src/plugins/Visual/analyzer/colorwidget.h b/src/plugins/Visual/analyzer/colorwidget.h
index 86d915a09..1f8049ef5 100644
--- a/src/plugins/Visual/analyzer/colorwidget.h
+++ b/src/plugins/Visual/analyzer/colorwidget.h
@@ -30,7 +30,7 @@ class ColorWidget : public QFrame
 {
     Q_OBJECT
 public:
-    ColorWidget(QWidget *parent = 0);
+    ColorWidget(QWidget *parent = nullptr);
 
     ~ColorWidget();
 
diff --git a/src/plugins/Visual/analyzer/settingsdialog.h b/src/plugins/Visual/analyzer/settingsdialog.h
index 1ad4e632e..dd2df6cd7 100644
--- a/src/plugins/Visual/analyzer/settingsdialog.h
+++ b/src/plugins/Visual/analyzer/settingsdialog.h
@@ -30,7 +30,7 @@ class SettingsDialog : public QDialog
 {
 Q_OBJECT
 public:
-    SettingsDialog(QWidget *parent = 0);
+    SettingsDialog(QWidget *parent = nullptr);
 
     ~SettingsDialog();