diff --git a/python/gui/auto_generated/qgsmapcanvas.sip.in b/python/gui/auto_generated/qgsmapcanvas.sip.in
index cfb9866bc56..c149ba438ce 100644
--- a/python/gui/auto_generated/qgsmapcanvas.sip.in
+++ b/python/gui/auto_generated/qgsmapcanvas.sip.in
@@ -40,6 +40,7 @@ Map canvas is a class for displaying all GIS data types on a canvas.
 Constructor
 %End
 
+
     ~QgsMapCanvas();
 
     double magnificationFactor() const;
@@ -1019,6 +1020,8 @@ called when panning is in action, reset indicates end of panning
 called on resize or changed extent to notify canvas items to change their rectangle
 %End
 
+  private:
+    QgsMapCanvas( QgsMapCanvas const & );
 }; // class QgsMapCanvas
 
 
diff --git a/src/3d/terrain/qgsdemterraintilegeometry_p.cpp b/src/3d/terrain/qgsdemterraintilegeometry_p.cpp
index f61218ad517..737fc0e3a04 100644
--- a/src/3d/terrain/qgsdemterraintilegeometry_p.cpp
+++ b/src/3d/terrain/qgsdemterraintilegeometry_p.cpp
@@ -294,8 +294,8 @@ void DemTerrainTileGeometry::init()
   // Each primitive has 3 vertives
   mIndexAttribute->setCount( faces * 3 );
 
-  mVertexBuffer->setDataGenerator( QSharedPointer<PlaneVertexBufferFunctor>::create( mResolution, mSkirtHeight, mHeightMap ) );
-  mIndexBuffer->setDataGenerator( QSharedPointer<PlaneIndexBufferFunctor>::create( mResolution, mHeightMap ) );
+  mVertexBuffer->setDataGenerator( QSharedPointer<PlaneVertexBufferFunctor>::create( mResolution, mSkirtHeight, mHeightMap ) ); // skip-keyword-check
+  mIndexBuffer->setDataGenerator( QSharedPointer<PlaneIndexBufferFunctor>::create( mResolution, mHeightMap ) ); // skip-keyword-check
 
   addAttribute( mPositionAttribute );
   addAttribute( mTexCoordAttribute );
diff --git a/src/gui/qgsmapcanvas.cpp b/src/gui/qgsmapcanvas.cpp
index 8ec6f17158e..7cf622337d7 100644
--- a/src/gui/qgsmapcanvas.cpp
+++ b/src/gui/qgsmapcanvas.cpp
@@ -239,14 +239,9 @@ QgsMapCanvas::~QgsMapCanvas()
 
   mScene->deleteLater();  // crashes in python tests on windows
 
-  // mCanvasProperties auto-deleted via QScopedPointer
-  // CanvasProperties struct has its own dtor for freeing resources
-
   delete mCache;
-
   delete mLabelingResults;
-
-} // dtor
+}
 
 void QgsMapCanvas::setMagnificationFactor( double factor )
 {
diff --git a/src/gui/qgsmapcanvas.h b/src/gui/qgsmapcanvas.h
index 7bacd41600e..cf2a14a20ba 100644
--- a/src/gui/qgsmapcanvas.h
+++ b/src/gui/qgsmapcanvas.h
@@ -92,6 +92,11 @@ class GUI_EXPORT QgsMapCanvas : public QGraphicsView
     //! Constructor
     QgsMapCanvas( QWidget *parent SIP_TRANSFERTHIS = nullptr );
 
+    //! QgsMapCanvas cannot be copied
+    QgsMapCanvas( const QgsMapCanvas &other ) = delete;
+    //! QgsMapCanvas cannot be copied
+    QgsMapCanvas &operator=( const QgsMapCanvas &other ) = delete;
+
     ~QgsMapCanvas() override;
 
     /**
@@ -902,13 +907,9 @@ class GUI_EXPORT QgsMapCanvas : public QGraphicsView
   private:
     /// this class is non-copyable
 
-    /**
-       \note
-
-       Otherwise QScopedPointer would pass the object responsibility on to the
-       copy like a hot potato leaving the copyer in a weird state.
-     */
+#ifdef SIP_RUN
     QgsMapCanvas( QgsMapCanvas const & );
+#endif
 
     //! encompases all map settings necessary for map rendering
     QgsMapSettings mSettings;
diff --git a/src/server/services/wms/qgswmsrenderer.cpp b/src/server/services/wms/qgswmsrenderer.cpp
index 2c01a723cc0..aeeb03ba4cb 100644
--- a/src/server/services/wms/qgswmsrenderer.cpp
+++ b/src/server/services/wms/qgswmsrenderer.cpp
@@ -2798,7 +2798,7 @@ namespace QgsWms
                                           QStringLiteral( "error message: %1. The XML string was: %2" ).arg( errorMsg, filter ) );
           }
           QDomElement filterElem = filterXml.firstChildElement();
-          QScopedPointer<QgsExpression> expression( QgsOgcUtils::expressionFromOgcFilter( filterElem, filteredLayer ) );
+          std::unique_ptr<QgsExpression> expression( QgsOgcUtils::expressionFromOgcFilter( filterElem, filteredLayer ) );
           mFeatureFilter.setFilter( filteredLayer, *expression );
         }
         else
diff --git a/tests/code_layout/test_banned_keywords.sh b/tests/code_layout/test_banned_keywords.sh
index b982b100bc5..31513cd7976 100755
--- a/tests/code_layout/test_banned_keywords.sh
+++ b/tests/code_layout/test_banned_keywords.sh
@@ -98,6 +98,12 @@ HINTS[24]="Use std::swap instead"
 KEYWORDS[25]="\bqUpperBound("
 HINTS[25]="Use std::upper_bound instead"
 
+KEYWORDS[26]="QScopedPointer"
+HINTS[26]="Use std::unique_ptr instead"
+
+KEYWORDS[27]="QSharedPointer"
+HINTS[27]="Use std::shared_ptr instead"
+
 RES=
 DIR=$(git rev-parse --show-toplevel)
 
@@ -105,11 +111,12 @@ pushd "${DIR}" > /dev/null || exit
 
 for i in "${!KEYWORDS[@]}"
 do
-  FOUND=$(git grep "${KEYWORDS[$i]}" -- 'src/*.h' 'src/*.cpp' -- ':!*qtermwidget*')
+  FOUND=$(git grep "${KEYWORDS[$i]}" -- 'src/*.h' 'src/*.cpp' -- ':!*qtermwidget*' | grep --invert-match skip-keyword-check)
 
   if [[  ${FOUND} ]]; then
     echo "Found source files with banned keyword: ${KEYWORDS[$i]}!"
     echo " -> ${HINTS[$i]}"
+    echo "    or mark with // skip-keyword-check"
     echo
     echo "${FOUND}"
     echo