diff --git a/src/plugins/coreplugin/welcomepagehelper.h b/src/plugins/coreplugin/welcomepagehelper.h
index 117535a4bba..884d64de8df 100644
--- a/src/plugins/coreplugin/welcomepagehelper.h
+++ b/src/plugins/coreplugin/welcomepagehelper.h
@@ -88,6 +88,7 @@ private:
 class CORE_EXPORT ListItem
 {
 public:
+    virtual ~ListItem() {}
     QString name;
     QString description;
     QString imageUrl;
diff --git a/src/plugins/qtsupport/exampleslistmodel.h b/src/plugins/qtsupport/exampleslistmodel.h
index 80b0a8fe333..4c92dfef3ff 100644
--- a/src/plugins/qtsupport/exampleslistmodel.h
+++ b/src/plugins/qtsupport/exampleslistmodel.h
@@ -103,6 +103,8 @@ enum InstructionalType
 class ExampleItem : public Core::ListItem
 {
 public:
+    ~ExampleItem() override {}
+
     QString projectPath;
     QString docUrl;
     QStringList filesToOpen;