diff --git a/eeschema/block.cpp b/eeschema/block.cpp
index 6589ac83fe..27a7482c0c 100644
--- a/eeschema/block.cpp
+++ b/eeschema/block.cpp
@@ -138,7 +138,7 @@ void SCH_EDIT_FRAME::HandleBlockPlace( wxDC* DC )
 
         for( unsigned ii = 0; ii < block->GetItems().GetCount(); ii++ )
         {
-            SCH_ITEM* item = dynamic_cast<SCH_ITEM*>( block->GetItems().GetPickedItem( ii ) );
+            SCH_ITEM* item = static_cast<SCH_ITEM*>( block->GetItems().GetPickedItem( ii ) );
             item->Move( block->GetMoveVector() );
             item->SetFlags( IS_MOVED );
             GetCanvas()->GetView()->Update( item, KIGFX::GEOMETRY );
diff --git a/eeschema/dialogs/dialog_fields_editor_global.cpp b/eeschema/dialogs/dialog_fields_editor_global.cpp
index 3f0a2d9a9d..625ae31afa 100644
--- a/eeschema/dialogs/dialog_fields_editor_global.cpp
+++ b/eeschema/dialogs/dialog_fields_editor_global.cpp
@@ -431,7 +431,7 @@ public:
         {
             // Commit any pending in-place edits before the row gets moved out from under
             // the editor.
-            dynamic_cast<WX_GRID*>( GetView() )->CommitPendingChanges( true );
+            static_cast<WX_GRID*>( GetView() )->CommitPendingChanges( true );
 
             wxGridTableMessage msg( this, wxGRIDTABLE_NOTIFY_ROWS_DELETED, 0, m_rows.size() );
             GetView()->ProcessTableMessage( msg );
diff --git a/gerbview/dialogs/panel_gerbview_display_options.cpp b/gerbview/dialogs/panel_gerbview_display_options.cpp
index b2227711d3..5374022258 100644
--- a/gerbview/dialogs/panel_gerbview_display_options.cpp
+++ b/gerbview/dialogs/panel_gerbview_display_options.cpp
@@ -94,7 +94,7 @@ bool PANEL_GERBVIEW_DISPLAY_OPTIONS::TransferDataFromWindow()
 
     // Apply changes to the GAL
     auto view = m_Parent->GetGalCanvas()->GetView();
-    auto painter = dynamic_cast<KIGFX::GERBVIEW_PAINTER*>( view->GetPainter() );
+    auto painter = static_cast<KIGFX::GERBVIEW_PAINTER*>( view->GetPainter() );
     auto settings = painter->GetSettings();
     settings->LoadDisplayOptions( displayOptions );
     view->MarkTargetDirty( KIGFX::TARGET_NONCACHED );
diff --git a/pcbnew/drc.cpp b/pcbnew/drc.cpp
index b34150c5f3..2c3e8be896 100644
--- a/pcbnew/drc.cpp
+++ b/pcbnew/drc.cpp
@@ -1100,6 +1100,10 @@ void DRC::testCopperDrawItem( DRAWSEGMENT* aItem )
 void DRC::testCopperTextItem( BOARD_ITEM* aTextItem )
 {
     EDA_TEXT* text = dynamic_cast<EDA_TEXT*>( aTextItem );
+
+    if( text == nullptr )
+        return;
+
     std::vector<wxPoint> textShape;      // a buffer to store the text shape (set of segments)
     int textWidth = text->GetThickness();