diff --git a/src/plugins/cmakeprojectmanager/cmakebuildsystem.cpp b/src/plugins/cmakeprojectmanager/cmakebuildsystem.cpp
index 96bf16cd4ef..6a55730d50c 100644
--- a/src/plugins/cmakeprojectmanager/cmakebuildsystem.cpp
+++ b/src/plugins/cmakeprojectmanager/cmakebuildsystem.cpp
@@ -734,7 +734,7 @@ void CMakeBuildSystem::wireUpConnections(const Project *p)
     });
 
     // Became active/inactive:
-    connect(target(), &Target::activeBuildConfigurationChanged, this, [this](BuildConfiguration *bc) {
+    connect(target(), &Target::activeBuildConfigurationChanged, this, [this]() {
         // Build configuration has changed:
         qCDebug(cmakeBuildSystemLog) << "Requesting parse due to active BC changed";
         setParametersAndRequestParse(BuildDirParameters(cmakeBuildConfiguration()),
diff --git a/src/plugins/qmldesigner/components/formeditor/formeditoritem.cpp b/src/plugins/qmldesigner/components/formeditor/formeditoritem.cpp
index b615dc06486..6bb138f8aff 100644
--- a/src/plugins/qmldesigner/components/formeditor/formeditoritem.cpp
+++ b/src/plugins/qmldesigner/components/formeditor/formeditoritem.cpp
@@ -671,7 +671,6 @@ void FormEditorFlowActionItem::paint(QPainter *painter, const QStyleOptionGraphi
     if (qmlItemNode().modelNode().hasAuxiliaryData("color"))
         flowColor = qmlItemNode().modelNode().auxiliaryData("color").value<QColor>();
 
-    const qreal scaleFactor = viewportTransform().m11();
     qreal width = 2;
 
     if (qmlItemNode().modelNode().hasAuxiliaryData("width"))
diff --git a/src/plugins/qmldesigner/components/importmanager/importmanagerview.cpp b/src/plugins/qmldesigner/components/importmanager/importmanagerview.cpp
index bc2455bd7a1..a4cd31e7894 100644
--- a/src/plugins/qmldesigner/components/importmanager/importmanagerview.cpp
+++ b/src/plugins/qmldesigner/components/importmanager/importmanagerview.cpp
@@ -79,8 +79,10 @@ void ImportManagerView::modelAboutToBeDetached(Model *model)
     AbstractView::modelAboutToBeDetached(model);
 }
 
-void ImportManagerView::importsChanged(const QList<Import> &/*addedImports*/, const QList<Import> &removedImports)
+void ImportManagerView::importsChanged(const QList<Import> &addedImports, const QList<Import> &removedImports)
 {
+    Q_UNUSED(addedImports);
+    Q_UNUSED(removedImports);
     if (m_importsWidget) {
         m_importsWidget->setImports(model()->imports());
         // setImports recreates labels, so we need to update used imports, as it is not guaranteed