diff --git a/src/blackgui/models/actionitem.h b/src/blackgui/models/actionitem.h
index 3887fd237..898002971 100644
--- a/src/blackgui/models/actionitem.h
+++ b/src/blackgui/models/actionitem.h
@@ -33,6 +33,12 @@ namespace BlackGui
             //! Destructor
             ~CActionItem();
 
+            //! Not copyable
+            //! @{
+            CActionItem(const CActionItem &) = delete;
+            CActionItem &operator =(const CActionItem &) = delete;
+            //! @}
+
             //! Append a new child
             void appendChild(CActionItem *child);
 
diff --git a/src/blackmisc/dictionary.h b/src/blackmisc/dictionary.h
index ea75ac66d..127d1ef0a 100644
--- a/src/blackmisc/dictionary.h
+++ b/src/blackmisc/dictionary.h
@@ -297,6 +297,9 @@ namespace BlackMisc
         //! Move constructor
         CDictionary(CDictionary &&other) noexcept : m_impl(std::move(other.m_impl)) {}
 
+        //! Destructor
+        ~CDictionary() = default;
+
         //! Returns iterator at the beginning of the dictionary
         iterator begin() { return m_impl.begin(); }
 
diff --git a/src/blackmisc/variantmap.h b/src/blackmisc/variantmap.h
index 56f9a8feb..3dfb53a49 100644
--- a/src/blackmisc/variantmap.h
+++ b/src/blackmisc/variantmap.h
@@ -58,6 +58,9 @@ namespace BlackMisc
         //! Move assignment operator.
         CVariantMap &operator =(CVariantMap &&other) noexcept { CDictionary::operator =(std::move(other)); return *this; }
 
+        //! Destructor.
+        ~CVariantMap() = default;
+
         //! Insert values from this map into an existing JSON object.
         QJsonObject &mergeToJson(QJsonObject &json) const;