diff --git a/src/blackmisc/containerbase.h b/src/blackmisc/containerbase.h
index bfc335fcf..1d231ef10 100644
--- a/src/blackmisc/containerbase.h
+++ b/src/blackmisc/containerbase.h
@@ -100,7 +100,7 @@ namespace BlackMisc
         }
 
         //! Simplifies composition, returns 0 for performance
-        friend uint qHash(const Derived &) { return 0; }
+        friend uint qHash(const Derived &) { return 0; } // clazy:exclude=qhash-namespace
 
         //! \copydoc BlackMisc::Mixin::JsonByMetaClass::toJson
         QJsonObject toJson() const
diff --git a/src/blackmisc/dictionary.h b/src/blackmisc/dictionary.h
index a03e38331..ea75ac66d 100644
--- a/src/blackmisc/dictionary.h
+++ b/src/blackmisc/dictionary.h
@@ -487,7 +487,7 @@ namespace BlackMisc
         {
         public:
             //! qHash overload, needed for storing value in a QSet.
-            friend uint qHash(const Derived &value, uint seed = 0)
+            friend uint qHash(const Derived &value, uint seed = 0) // clazy:exclude=qhash-namespace
             {
                 return ::qHash(hashImpl(value), seed);
             }
diff --git a/src/blackmisc/pq/physicalquantity.h b/src/blackmisc/pq/physicalquantity.h
index 6564454d7..54021dbfe 100644
--- a/src/blackmisc/pq/physicalquantity.h
+++ b/src/blackmisc/pq/physicalquantity.h
@@ -214,7 +214,7 @@ namespace BlackMisc
             uint getValueHash() const;
 
             //! \copydoc CValueObject::qHash
-            friend uint qHash(const PQ &pq) { return pq.getValueHash(); }
+            friend uint qHash(const PQ &pq) { return pq.getValueHash(); } // clazy:exclude=qhash-namespace
 
             //! \copydoc BlackMisc::Mixin::JsonByMetaClass::toJson
             QJsonObject toJson() const;