diff --git a/common/design_block_lib_table.cpp b/common/design_block_lib_table.cpp
index 71524f721e..1ba6668688 100644
--- a/common/design_block_lib_table.cpp
+++ b/common/design_block_lib_table.cpp
@@ -536,7 +536,8 @@ public:
 
         // consider a directory to be a lib if it's name ends with the design block lib dir extension
         // it is under $KICADn_3RD_PARTY/design_blocks/<pkgid>/ i.e. has nested level of at least +3
-        if( dirPath.EndsWith( wxS( "." ) + FILEEXT::KiCadDesignBlockLibPathExtension )
+        if( dirPath.EndsWith( wxString::Format( wxS( ".%s" ),
+                                                FILEEXT::KiCadDesignBlockLibPathExtension ) )
             && dir.GetDirCount() >= m_prefix_dir_count + 3 )
         {
             wxString versionedPath = wxString::Format(
diff --git a/common/widgets/grid_text_helpers.cpp b/common/widgets/grid_text_helpers.cpp
index fa18644fc5..85e05f7a25 100644
--- a/common/widgets/grid_text_helpers.cpp
+++ b/common/widgets/grid_text_helpers.cpp
@@ -20,6 +20,7 @@
 
 #include <string_utils.h>
 #include <wx/stc/stc.h>
+#include <wx/dc.h>
 #include <widgets/grid_text_helpers.h>
 #include <widgets/wx_grid.h>
 #include <scintilla_tricks.h>
diff --git a/common/widgets/wx_aui_art_providers.cpp b/common/widgets/wx_aui_art_providers.cpp
index 2435e4a72c..3be11d6bf6 100644
--- a/common/widgets/wx_aui_art_providers.cpp
+++ b/common/widgets/wx_aui_art_providers.cpp
@@ -28,9 +28,13 @@
 #include <settings/common_settings.h>
 #include <widgets/wx_aui_art_providers.h>
 
-
+#if wxCHECK_VERSION( 3, 3, 0 )
+wxSize WX_AUI_TOOLBAR_ART::GetToolSize( wxReadOnlyDC& aDc, wxWindow* aWindow,
+                                        const wxAuiToolBarItem& aItem )
+#else
 wxSize WX_AUI_TOOLBAR_ART::GetToolSize( wxDC& aDc, wxWindow* aWindow,
                                         const wxAuiToolBarItem& aItem )
+#endif
 {
     // Based on the upstream wxWidgets implementation, but simplified for our application
     int size = Pgm().GetCommonSettings()->m_Appearance.toolbar_icon_size;
diff --git a/eeschema/sch_io/cadstar/sch_io_cadstar_archive.cpp b/eeschema/sch_io/cadstar/sch_io_cadstar_archive.cpp
index 53a15c76eb..913d4e5fbc 100644
--- a/eeschema/sch_io/cadstar/sch_io_cadstar_archive.cpp
+++ b/eeschema/sch_io/cadstar/sch_io_cadstar_archive.cpp
@@ -291,7 +291,7 @@ void SCH_IO_CADSTAR_ARCHIVE::ensureLoadedLibrary( const wxString& aLibraryPath,
 
     if( aProperties && aProperties->contains( "fplib" ) )
     {
-        fplibname = aProperties->at( "fplib" );
+        fplibname = wxString::FromUTF8( aProperties->at( "fplib" ) );
     }
 
     // Get timestamp
diff --git a/eeschema/tools/sch_drawing_tools.cpp b/eeschema/tools/sch_drawing_tools.cpp
index 05ebfceab3..b26a402b19 100644
--- a/eeschema/tools/sch_drawing_tools.cpp
+++ b/eeschema/tools/sch_drawing_tools.cpp
@@ -3044,8 +3044,8 @@ int SCH_DRAWING_TOOLS::DrawSheet( const TOOL_EVENT& aEvent )
             else
             {
                 sheet->GetFields()[SHEETNAME].SetText( wxT( "Untitled Sheet" ) );
-                sheet->GetFields()[SHEETFILENAME].SetText( wxT( "untitled." )
-                                                           + FILEEXT::KiCadSchematicFileExtension );
+                sheet->GetFields()[SHEETFILENAME].SetText(
+                    wxString::Format( wxT( "untitled.%s" ), FILEEXT::KiCadSchematicFileExtension ) );
             }
 
             sheet->SetFlags( IS_NEW | IS_MOVING );
diff --git a/include/widgets/wx_aui_art_providers.h b/include/widgets/wx_aui_art_providers.h
index 28b0ee7021..3027ef30a7 100644
--- a/include/widgets/wx_aui_art_providers.h
+++ b/include/widgets/wx_aui_art_providers.h
@@ -31,7 +31,11 @@ public:
 
     virtual ~WX_AUI_TOOLBAR_ART() = default;
 
+#if wxCHECK_VERSION( 3, 3, 0 )
+    wxSize GetToolSize( wxReadOnlyDC& aDc, wxWindow* aWindow, const wxAuiToolBarItem& aItem ) override;
+#else
     wxSize GetToolSize( wxDC& aDc, wxWindow* aWindow, const wxAuiToolBarItem& aItem ) override;
+#endif
 
     /**
      * Unfortunately we need to re-implement this to actually be able to control the size
diff --git a/pcbnew/dialogs/dialog_board_reannotate.cpp b/pcbnew/dialogs/dialog_board_reannotate.cpp
index dcbd4eceba..33dafcfbaa 100644
--- a/pcbnew/dialogs/dialog_board_reannotate.cpp
+++ b/pcbnew/dialogs/dialog_board_reannotate.cpp
@@ -327,7 +327,7 @@ void DIALOG_BOARD_REANNOTATE::OnApplyClick( wxCommandEvent& event )
 void DIALOG_BOARD_REANNOTATE::MakeSampleText( wxString& aMessage )
 {
     aMessage.Printf( _( "\n%s footprints will be reannotated." ),
-                     _( AnnotateString[m_annotationScope] ) );
+                     wxGetTranslation( AnnotateString[m_annotationScope] ) );
 
     if( !m_ExcludeList->GetValue().empty() )
     {
diff --git a/pcbnew/tools/pcb_picker_tool.cpp b/pcbnew/tools/pcb_picker_tool.cpp
index 2d21db9930..892b687632 100644
--- a/pcbnew/tools/pcb_picker_tool.cpp
+++ b/pcbnew/tools/pcb_picker_tool.cpp
@@ -249,7 +249,7 @@ int PCB_PICKER_TOOL::SelectPointInteractively( const TOOL_EVENT& aEvent )
 
     Activate();
 
-    statusPopup.SetText( _( params.m_Prompt ) );
+    statusPopup.SetText( wxGetTranslation( params.m_Prompt ) );
 
     const auto sendPoint = [&]( const std::optional<VECTOR2I>& aPoint )
     {
@@ -308,7 +308,7 @@ int PCB_PICKER_TOOL::SelectItemInteractively( const TOOL_EVENT& aEvent )
 
     Activate();
 
-    statusPopup.SetText( _( params.m_Prompt ) );
+    statusPopup.SetText( wxGetTranslation( params.m_Prompt ) );
 
     const auto sendItem = [&]( const EDA_ITEM* aItem )
     {
diff --git a/qa/tests/eeschema/test_sch_sheet_path.cpp b/qa/tests/eeschema/test_sch_sheet_path.cpp
index f814e61a08..3c5876ecb2 100644
--- a/qa/tests/eeschema/test_sch_sheet_path.cpp
+++ b/qa/tests/eeschema/test_sch_sheet_path.cpp
@@ -138,7 +138,8 @@ BOOST_AUTO_TEST_CASE( SheetListGetOrdinalPath )
     // The "complex_hierarchy" test project has a root sheet with two sheets that reference the
     // same file.
     std::unique_ptr<SCHEMATIC> schematic;
-    wxFileName fn( KI_TEST::GetEeschemaTestDataDir() + wxS( "netlists/complex_hierarchy" ),
+    wxFileName fn( wxString::Format( wxS( "%snetlists/complex_hierarchy" ),
+                                     KI_TEST::GetEeschemaTestDataDir() ),
                    wxS( "complex_hierarchy" ), FILEEXT::ProjectFileExtension );
 
     schematic.reset( EESCHEMA_HELPERS::LoadSchematic( fn.GetFullPath(), false, false, nullptr ) );