diff --git a/src/plugins/cpptools/clangdiagnosticconfigswidget.cpp b/src/plugins/cpptools/clangdiagnosticconfigswidget.cpp
index 72b05bc4d3f..fe66ed5c7df 100644
--- a/src/plugins/cpptools/clangdiagnosticconfigswidget.cpp
+++ b/src/plugins/cpptools/clangdiagnosticconfigswidget.cpp
@@ -124,6 +124,28 @@ void ClangDiagnosticConfigsWidget::onClangTidyItemChanged(QListWidgetItem *item)
     updateConfig(config);
 }
 
+void ClangDiagnosticConfigsWidget::onClazyRadioButtonChanged(bool checked)
+{
+    if (!checked)
+        return;
+
+    QString checks;
+    if (m_clazyChecks->clazyRadioDisabled->isChecked())
+        checks = QString();
+    else if (m_clazyChecks->clazyRadioLevel0->isChecked())
+        checks = "level0";
+    else if (m_clazyChecks->clazyRadioLevel1->isChecked())
+        checks = "level1";
+    else if (m_clazyChecks->clazyRadioLevel2->isChecked())
+        checks = "level2";
+    else if (m_clazyChecks->clazyRadioLevel3->isChecked())
+        checks = "level3";
+
+    ClangDiagnosticConfig config = currentConfig();
+    config.setClazyChecks(checks);
+    updateConfig(config);
+}
+
 static bool isAcceptedWarningOption(const QString &option)
 {
     return option == "-w"
@@ -267,31 +289,23 @@ void ClangDiagnosticConfigsWidget::syncClangTidyWidgets(const ClangDiagnosticCon
 void ClangDiagnosticConfigsWidget::syncClazyWidgets(const ClangDiagnosticConfig &config)
 {
     const QString clazyChecks = config.clazyChecks();
+
+    QRadioButton *button = m_clazyChecks->clazyRadioDisabled;
     if (clazyChecks.isEmpty())
-        m_clazyChecks->clazyLevel->setCurrentIndex(0);
-    else
-        m_clazyChecks->clazyLevel->setCurrentText(clazyChecks);
+        button = m_clazyChecks->clazyRadioDisabled;
+    else if (clazyChecks == "level0")
+        button = m_clazyChecks->clazyRadioLevel0;
+    else if (clazyChecks == "level1")
+        button = m_clazyChecks->clazyRadioLevel1;
+    else if (clazyChecks == "level2")
+        button = m_clazyChecks->clazyRadioLevel2;
+    else if (clazyChecks == "level3")
+        button = m_clazyChecks->clazyRadioLevel3;
+
+    button->setChecked(true);
     m_clazyChecksWidget->setEnabled(!config.isReadOnly());
 }
 
-void ClangDiagnosticConfigsWidget::setClazyLevelDescription(int index)
-{
-    // Levels descriptions are taken from https://github.com/KDE/clazy
-    static const QString levelDescriptions[] {
-        QString(),
-        tr("Very stable checks, 99.99% safe, no false-positives."),
-        tr("Similar to level 0, but sometimes (rarely) there might be\n"
-           "some false-positives."),
-        tr("Sometimes has false-positives (20-30%)."),
-        tr("Not always correct, possibly very noisy, might require\n"
-           "a knowledgeable developer to review, might have a very big\n"
-           "rate of false-positives, might have bugs.")
-    };
-
-    QTC_ASSERT(m_clazyChecks, return);
-    m_clazyChecks->levelDescription->setText(levelDescriptions[static_cast<unsigned>(index)]);
-}
-
 void ClangDiagnosticConfigsWidget::updateConfig(const ClangDiagnosticConfig &config)
 {
     m_diagnosticConfigsModel.appendOrUpdate(config);
@@ -353,6 +367,14 @@ void ClangDiagnosticConfigsWidget::disconnectClangTidyItemChanged()
                this, &ClangDiagnosticConfigsWidget::onClangTidyItemChanged);
 }
 
+void ClangDiagnosticConfigsWidget::connectClazyRadioButtonClicked(QRadioButton *button)
+{
+    connect(button,
+            &QRadioButton::clicked,
+            this,
+            &ClangDiagnosticConfigsWidget::onClazyRadioButtonChanged);
+}
+
 void ClangDiagnosticConfigsWidget::connectConfigChooserCurrentIndex()
 {
     connect(m_ui->configChooserComboBox,
@@ -416,17 +438,12 @@ void ClangDiagnosticConfigsWidget::setupTabs()
     m_clazyChecks.reset(new CppTools::Ui::ClazyChecks);
     m_clazyChecksWidget = new QWidget();
     m_clazyChecks->setupUi(m_clazyChecksWidget);
-    connect(m_clazyChecks->clazyLevel,
-            static_cast<void (QComboBox::*)(int index)>(&QComboBox::currentIndexChanged),
-            [this](int index) {
-        setClazyLevelDescription(index);
-        ClangDiagnosticConfig config = currentConfig();
-        if (index == 0)
-            config.setClazyChecks(QString());
-        else
-            config.setClazyChecks(m_clazyChecks->clazyLevel->itemText(index));
-        updateConfig(config);
-    });
+
+    connectClazyRadioButtonClicked(m_clazyChecks->clazyRadioDisabled);
+    connectClazyRadioButtonClicked(m_clazyChecks->clazyRadioLevel0);
+    connectClazyRadioButtonClicked(m_clazyChecks->clazyRadioLevel1);
+    connectClazyRadioButtonClicked(m_clazyChecks->clazyRadioLevel2);
+    connectClazyRadioButtonClicked(m_clazyChecks->clazyRadioLevel3);
 
     m_tidyChecks.reset(new CppTools::Ui::TidyChecks);
     m_tidyChecksWidget = new QWidget();
diff --git a/src/plugins/cpptools/clangdiagnosticconfigswidget.h b/src/plugins/cpptools/clangdiagnosticconfigswidget.h
index 184885ab3d0..1d57797a561 100644
--- a/src/plugins/cpptools/clangdiagnosticconfigswidget.h
+++ b/src/plugins/cpptools/clangdiagnosticconfigswidget.h
@@ -35,7 +35,10 @@
 
 #include <memory>
 
-QT_FORWARD_DECLARE_CLASS(QListWidgetItem)
+QT_BEGIN_NAMESPACE
+class QListWidgetItem;
+class QRadioButton;
+QT_END_NAMESPACE
 
 namespace CppTools {
 
@@ -74,6 +77,7 @@ private:
     void onCopyButtonClicked();
     void onRemoveButtonClicked();
     void onClangTidyItemChanged(QListWidgetItem *item);
+    void onClazyRadioButtonChanged(bool checked);
 
     void onDiagnosticOptionsEdited();
 
@@ -83,7 +87,6 @@ private:
     void syncClangTidyWidgets(const ClangDiagnosticConfig &config);
     void syncClazyWidgets(const ClangDiagnosticConfig &config);
 
-    void setClazyLevelDescription(int index);
     void updateConfig(const CppTools::ClangDiagnosticConfig &config);
 
     bool isConfigChooserEmpty() const;
@@ -95,6 +98,8 @@ private:
     void connectClangTidyItemChanged();
     void disconnectClangTidyItemChanged();
 
+    void connectClazyRadioButtonClicked(QRadioButton *button);
+
     void connectConfigChooserCurrentIndex();
     void disconnectConfigChooserCurrentIndex();
     void connectDiagnosticOptionsChanged();
diff --git a/src/plugins/cpptools/clazychecks.ui b/src/plugins/cpptools/clazychecks.ui
index 86a3e049abf..6917cebbfa4 100644
--- a/src/plugins/cpptools/clazychecks.ui
+++ b/src/plugins/cpptools/clazychecks.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>503</width>
-    <height>73</height>
+    <width>609</width>
+    <height>220</height>
    </rect>
   </property>
   <property name="sizePolicy">
@@ -19,92 +19,73 @@
   <property name="windowTitle">
    <string>Form</string>
   </property>
-  <layout class="QHBoxLayout" name="horizontalLayout">
-   <property name="spacing">
-    <number>0</number>
-   </property>
-   <property name="leftMargin">
-    <number>0</number>
-   </property>
-   <property name="topMargin">
-    <number>0</number>
-   </property>
-   <property name="rightMargin">
-    <number>0</number>
-   </property>
-   <property name="bottomMargin">
-    <number>0</number>
-   </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
    <item>
-    <widget class="QComboBox" name="clazyLevel">
-     <property name="sizePolicy">
-      <sizepolicy hsizetype="Fixed" vsizetype="Fixed">
-       <horstretch>0</horstretch>
-       <verstretch>0</verstretch>
-      </sizepolicy>
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>Each level adds checks to the previous level. For more information, see &lt;a href=&quot;https://github.com/KDE/clazy&quot;&gt;clazy's homepage&lt;/a&gt;.</string>
      </property>
-     <property name="currentIndex">
-      <number>0</number>
+     <property name="openExternalLinks">
+      <bool>true</bool>
      </property>
-     <item>
-      <property name="text">
-       <string>Disable</string>
-      </property>
-     </item>
-     <item>
-      <property name="text">
-       <string>level0</string>
-      </property>
-     </item>
-     <item>
-      <property name="text">
-       <string>level1</string>
-      </property>
-     </item>
-     <item>
-      <property name="text">
-       <string>level2</string>
-      </property>
-     </item>
-     <item>
-      <property name="text">
-       <string>level3</string>
-      </property>
-     </item>
     </widget>
    </item>
    <item>
-    <layout class="QVBoxLayout" name="verticalLayout_2">
-     <property name="leftMargin">
-      <number>10</number>
+    <widget class="QRadioButton" name="clazyRadioDisabled">
+     <property name="text">
+      <string>Disabled</string>
      </property>
-     <item>
-      <widget class="QLabel" name="levelDescription">
-       <property name="sizePolicy">
-        <sizepolicy hsizetype="Preferred" vsizetype="Fixed">
-         <horstretch>0</horstretch>
-         <verstretch>0</verstretch>
-        </sizepolicy>
-       </property>
-       <property name="text">
-        <string/>
-       </property>
-      </widget>
-     </item>
-    </layout>
+    </widget>
    </item>
    <item>
-    <spacer name="horizontalSpacer">
-     <property name="orientation">
-      <enum>Qt::Horizontal</enum>
+    <widget class="QRadioButton" name="clazyRadioLevel0">
+     <property name="toolTip">
+      <string/>
      </property>
-     <property name="sizeType">
-      <enum>QSizePolicy::Expanding</enum>
+     <property name="text">
+      <string>Level 0: No false positives</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QRadioButton" name="clazyRadioLevel1">
+     <property name="toolTip">
+      <string/>
+     </property>
+     <property name="text">
+      <string>Level 1: Very few false positives</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QRadioButton" name="clazyRadioLevel2">
+     <property name="toolTip">
+      <string/>
+     </property>
+     <property name="text">
+      <string>Level 2: More false positives</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QRadioButton" name="clazyRadioLevel3">
+     <property name="toolTip">
+      <string>Not always correct, possibly very noisy, might require a knowledgeable developer to review, might have a very big rate of false-positives, might have bugs.</string>
+     </property>
+     <property name="text">
+      <string>Level 3: Experimental checks</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <spacer name="verticalSpacer">
+     <property name="orientation">
+      <enum>Qt::Vertical</enum>
      </property>
      <property name="sizeHint" stdset="0">
       <size>
-       <width>10</width>
-       <height>20</height>
+       <width>20</width>
+       <height>34</height>
       </size>
      </property>
     </spacer>