diff --git a/src/libs/utils/aspects.cpp b/src/libs/utils/aspects.cpp
index c1b34bf2adb..645f22e17db 100644
--- a/src/libs/utils/aspects.cpp
+++ b/src/libs/utils/aspects.cpp
@@ -1361,21 +1361,26 @@ TriStateAspect::TriStateAspect(const QString onString, const QString &offString,
                                const QString &defaultString)
 {
     setDisplayStyle(DisplayStyle::ComboBox);
-    setSetting(TriState::Default);
-    setDefaultValue(2);
+    setValue(TriState::Default);
+    setDefaultValue(TriState::Default);
     addOption(onString);
     addOption(offString);
     addOption(defaultString);
 }
 
-TriState TriStateAspect::setting() const
+TriState TriStateAspect::value() const
 {
-    return TriState::fromVariant(value());
+    return TriState::fromVariant(BaseAspect::value());
 }
 
-void TriStateAspect::setSetting(TriState setting)
+void TriStateAspect::setValue(TriState value)
 {
-    setValue(setting.toVariant().toInt());
+    BaseAspect::setValue(value.toVariant());
+}
+
+void TriStateAspect::setDefaultValue(TriState value)
+{
+    BaseAspect::setDefaultValue(value.toVariant());
 }
 
 const TriState TriState::Enabled{TriState::EnabledValue};
diff --git a/src/libs/utils/aspects.h b/src/libs/utils/aspects.h
index 0bdecdbd605..7a21b29e4bd 100644
--- a/src/libs/utils/aspects.h
+++ b/src/libs/utils/aspects.h
@@ -365,8 +365,9 @@ public:
             const QString &offString = tr("Disable"),
             const QString &defaultString = tr("Leave at Default"));
 
-    TriState setting() const;
-    void setSetting(TriState setting);
+    TriState value() const;
+    void setValue(TriState setting);
+    void setDefaultValue(TriState setting);
 };
 
 class QTCREATOR_UTILS_EXPORT StringListAspect : public BaseAspect
diff --git a/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp b/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp
index 779d7d53b35..c6e9dd0a759 100644
--- a/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakebuildconfiguration.cpp
@@ -503,10 +503,10 @@ void CMakeBuildSettingsWidget::updateFromKit()
 CMakeConfig CMakeBuildSettingsWidget::getQmlDebugCxxFlags()
 {
     const auto aspect = m_buildConfiguration->aspect<QtSupport::QmlDebuggingAspect>();
-    const TriState qmlDebuggingState = aspect->setting();
+    const TriState qmlDebuggingState = aspect->value();
     if (qmlDebuggingState == TriState::Default) // don't touch anything
         return {};
-    const bool enable = aspect->setting() == TriState::Enabled;
+    const bool enable = aspect->value() == TriState::Enabled;
 
     const CMakeConfig configList = m_buildConfiguration->configurationFromCMake();
     const QByteArrayList cxxFlags{"CMAKE_CXX_FLAGS", "CMAKE_CXX_FLAGS_DEBUG",
diff --git a/src/plugins/debugger/debuggerrunconfigurationaspect.cpp b/src/plugins/debugger/debuggerrunconfigurationaspect.cpp
index 2111dd5d6ab..9c998c0093f 100644
--- a/src/plugins/debugger/debuggerrunconfigurationaspect.cpp
+++ b/src/plugins/debugger/debuggerrunconfigurationaspect.cpp
@@ -249,7 +249,7 @@ bool DebuggerRunConfigurationAspect::useQmlDebugger() const
         // Try to find a build configuration to check whether qml debugging is enabled there
         if (BuildConfiguration *bc = m_target->activeBuildConfiguration()) {
             const auto aspect = bc->aspect<QtSupport::QmlDebuggingAspect>();
-            return aspect && aspect->setting() == TriState::Enabled;
+            return aspect && aspect->value() == TriState::Enabled;
         }
 
         return !languages.contains(ProjectExplorer::Constants::CXX_LANGUAGE_ID);
diff --git a/src/plugins/projectexplorer/buildaspects.cpp b/src/plugins/projectexplorer/buildaspects.cpp
index f3a84246124..c8f51a4dffa 100644
--- a/src/plugins/projectexplorer/buildaspects.cpp
+++ b/src/plugins/projectexplorer/buildaspects.cpp
@@ -136,7 +136,7 @@ SeparateDebugInfoAspect::SeparateDebugInfoAspect()
 {
     setDisplayName(tr("Separate debug info:"));
     setSettingsKey("SeparateDebugInfo");
-    setSetting(ProjectExplorerPlugin::buildPropertiesSettings().separateDebugInfo);
+    setValue(ProjectExplorerPlugin::buildPropertiesSettings().separateDebugInfo);
 }
 
 } // namespace ProjectExplorer
diff --git a/src/plugins/qbsprojectmanager/qbsbuildconfiguration.cpp b/src/plugins/qbsprojectmanager/qbsbuildconfiguration.cpp
index 5dff4d1b414..4475cda94ff 100644
--- a/src/plugins/qbsprojectmanager/qbsbuildconfiguration.cpp
+++ b/src/plugins/qbsprojectmanager/qbsbuildconfiguration.cpp
@@ -317,17 +317,17 @@ QString QbsBuildConfiguration::equivalentCommandLine(const QbsBuildStepData &ste
 
 TriState QbsBuildConfiguration::qmlDebuggingSetting() const
 {
-    return aspect<QtSupport::QmlDebuggingAspect>()->setting();
+    return aspect<QtSupport::QmlDebuggingAspect>()->value();
 }
 
 TriState QbsBuildConfiguration::qtQuickCompilerSetting() const
 {
-    return aspect<QtSupport::QtQuickCompilerAspect>()->setting();
+    return aspect<QtSupport::QtQuickCompilerAspect>()->value();
 }
 
 TriState QbsBuildConfiguration::separateDebugInfoSetting() const
 {
-    return aspect<SeparateDebugInfoAspect>()->setting();
+    return aspect<SeparateDebugInfoAspect>()->value();
 }
 
 // ---------------------------------------------------------------------------
diff --git a/src/plugins/qmakeprojectmanager/qmakebuildconfiguration.cpp b/src/plugins/qmakeprojectmanager/qmakebuildconfiguration.cpp
index a24602ad8c7..3e0db04afd6 100644
--- a/src/plugins/qmakeprojectmanager/qmakebuildconfiguration.cpp
+++ b/src/plugins/qmakeprojectmanager/qmakebuildconfiguration.cpp
@@ -143,9 +143,9 @@ QmakeBuildConfiguration::QmakeBuildConfiguration(Target *target, Utils::Id id)
         if (!additionalArguments.isEmpty())
             qmakeStep->setUserArguments(additionalArguments);
 
-        aspect<SeparateDebugInfoAspect>()->setSetting(qmakeExtra.config.separateDebugInfo);
-        aspect<QmlDebuggingAspect>()->setSetting(qmakeExtra.config.linkQmlDebuggingQQ2);
-        aspect<QtQuickCompilerAspect>()->setSetting(qmakeExtra.config.useQtQuickCompiler);
+        aspect<SeparateDebugInfoAspect>()->setValue(qmakeExtra.config.separateDebugInfo);
+        aspect<QmlDebuggingAspect>()->setValue(qmakeExtra.config.linkQmlDebuggingQQ2);
+        aspect<QtQuickCompilerAspect>()->setValue(qmakeExtra.config.useQtQuickCompiler);
 
         setQMakeBuildConfiguration(config);
 
@@ -422,44 +422,43 @@ bool QmakeBuildConfiguration::isBuildDirAtSafeLocation() const
 
 TriState QmakeBuildConfiguration::separateDebugInfo() const
 {
-    return aspect<SeparateDebugInfoAspect>()->setting();
+    return aspect<SeparateDebugInfoAspect>()->value();
 }
 
 void QmakeBuildConfiguration::forceSeparateDebugInfo(bool sepDebugInfo)
 {
-    aspect<SeparateDebugInfoAspect>()->setSetting(sepDebugInfo
-                                                  ? TriState::Enabled
-                                                  : TriState::Disabled);
+    aspect<SeparateDebugInfoAspect>()->setValue(sepDebugInfo
+                                                ? TriState::Enabled
+                                                : TriState::Disabled);
 }
 
 TriState QmakeBuildConfiguration::qmlDebugging() const
 {
-    return aspect<QmlDebuggingAspect>()->setting();
+    return aspect<QmlDebuggingAspect>()->value();
 }
 
 void QmakeBuildConfiguration::forceQmlDebugging(bool enable)
 {
-    aspect<QmlDebuggingAspect>()->setSetting(enable ? TriState::Enabled : TriState::Disabled);
+    aspect<QmlDebuggingAspect>()->setValue(enable ? TriState::Enabled : TriState::Disabled);
 }
 
 TriState QmakeBuildConfiguration::useQtQuickCompiler() const
 {
-    return aspect<QtQuickCompilerAspect>()->setting();
+    return aspect<QtQuickCompilerAspect>()->value();
 }
 
 void QmakeBuildConfiguration::forceQtQuickCompiler(bool enable)
 {
-    aspect<QtQuickCompilerAspect>()->setSetting(enable ? TriState::Enabled : TriState::Disabled);
+    aspect<QtQuickCompilerAspect>()->setValue(enable ? TriState::Enabled : TriState::Disabled);
 }
 
 bool QmakeBuildConfiguration::runSystemFunction() const
 {
-    switch (aspect<RunSystemAspect>()->value()) {
-    case 0:
+    const TriState runSystem = aspect<RunSystemAspect>()->value();
+    if (runSystem == TriState::Enabled)
         return true;
-    case 1:
+    if (runSystem == TriState::Disabled)
         return false;
-    }
     return QmakeSettings::runSystemFunction();
 }
 
diff --git a/src/plugins/qtsupport/qtbuildaspects.cpp b/src/plugins/qtsupport/qtbuildaspects.cpp
index a31c981721b..d1dab4c943c 100644
--- a/src/plugins/qtsupport/qtbuildaspects.cpp
+++ b/src/plugins/qtsupport/qtbuildaspects.cpp
@@ -46,7 +46,7 @@ QmlDebuggingAspect::QmlDebuggingAspect()
 {
     setSettingsKey("EnableQmlDebugging");
     setDisplayName(tr("QML debugging and profiling:"));
-    setSetting(ProjectExplorerPlugin::buildPropertiesSettings().qmlDebugging);
+    setValue(ProjectExplorerPlugin::buildPropertiesSettings().qmlDebugging);
 }
 
 void QmlDebuggingAspect::addToLayout(LayoutBuilder &builder)
@@ -59,8 +59,8 @@ void QmlDebuggingAspect::addToLayout(LayoutBuilder &builder)
         QString warningText;
         const bool supported = m_kit && BaseQtVersion::isQmlDebuggingSupported(m_kit, &warningText);
         if (!supported) {
-            setSetting(TriState::Default);
-        } else if (setting() == TriState::Enabled) {
+            setValue(TriState::Default);
+        } else if (value() == TriState::Enabled) {
             warningText = tr("Might make your application vulnerable.<br/>"
                              "Only use in a safe environment.");
         }
@@ -78,7 +78,7 @@ QtQuickCompilerAspect::QtQuickCompilerAspect()
 {
     setSettingsKey("QtQuickCompiler");
     setDisplayName(tr("Qt Quick Compiler:"));
-    setSetting(ProjectExplorerPlugin::buildPropertiesSettings().qtQuickCompiler);
+    setValue(ProjectExplorerPlugin::buildPropertiesSettings().qtQuickCompiler);
 }
 
 void QtQuickCompilerAspect::addToLayout(LayoutBuilder &builder)
@@ -92,9 +92,9 @@ void QtQuickCompilerAspect::addToLayout(LayoutBuilder &builder)
         const bool supported = m_kit
                 && BaseQtVersion::isQtQuickCompilerSupported(m_kit, &warningText);
         if (!supported)
-            setSetting(TriState::Default);
-        if (setting() == TriState::Enabled
-                && m_qmlDebuggingAspect && m_qmlDebuggingAspect->setting() == TriState::Enabled) {
+            setValue(TriState::Default);
+        if (value() == TriState::Enabled
+                && m_qmlDebuggingAspect && m_qmlDebuggingAspect->value() == TriState::Enabled) {
             warningText = tr("Disables QML debugging. QML profiling will still work.");
         }
         warningLabel->setText(warningText);