diff --git a/eeschema/class_libentry.cpp b/eeschema/class_libentry.cpp
index 3a87c4ebfd..8cbff94a9a 100644
--- a/eeschema/class_libentry.cpp
+++ b/eeschema/class_libentry.cpp
@@ -121,7 +121,7 @@ LIB_PART::LIB_PART( const LIB_PART& aPart, PART_LIB* aLibrary ) :
 
     m_library             = aLibrary;
     m_name                = aPart.m_name;
-    m_FootprintList       = wxArrayString( aPart.m_FootprintList );
+    m_footprintFilters    = wxArrayString( aPart.m_footprintFilters );
     m_unitCount           = aPart.m_unitCount;
     m_unitsLocked         = aPart.m_unitsLocked;
     m_pinNameOffset       = aPart.m_pinNameOffset;
@@ -176,7 +176,7 @@ const LIB_PART& LIB_PART::operator=( const LIB_PART& aPart )
 
     m_library             = aPart.m_library;
     m_name                = aPart.m_name;
-    m_FootprintList       = wxArrayString( aPart.m_FootprintList );
+    m_footprintFilters    = wxArrayString( aPart.m_footprintFilters );
     m_unitCount           = aPart.m_unitCount;
     m_unitsLocked         = aPart.m_unitsLocked;
     m_pinNameOffset       = aPart.m_pinNameOffset;
@@ -258,12 +258,12 @@ int LIB_PART::Compare( const LIB_PART& aRhs ) const
         ++rhsItem;
     }
 
-    if( m_FootprintList.GetCount() != aRhs.m_FootprintList.GetCount() )
-        return m_FootprintList.GetCount() - aRhs.m_FootprintList.GetCount();
+    if( m_footprintFilters.GetCount() != aRhs.m_footprintFilters.GetCount() )
+        return m_footprintFilters.GetCount() - aRhs.m_footprintFilters.GetCount();
 
-    for( size_t i = 0; i < m_FootprintList.GetCount(); i++ )
+    for( size_t i = 0; i < m_footprintFilters.GetCount(); i++ )
     {
-        retv = m_FootprintList[i].Cmp( aRhs.m_FootprintList[i] );
+        retv = m_footprintFilters[i].Cmp( aRhs.m_footprintFilters[i] );
 
         if( retv )
             return retv;
@@ -384,6 +384,7 @@ std::unique_ptr< LIB_PART > LIB_PART::Flatten() const
 
         retv->SetKeyWords( m_keyWords );
         retv->SetDescription( m_description );
+        retv->SetFootprintFilters( m_footprintFilters );
     }
     else
     {
diff --git a/eeschema/class_libentry.h b/eeschema/class_libentry.h
index a1fd6e5719..188399190f 100644
--- a/eeschema/class_libentry.h
+++ b/eeschema/class_libentry.h
@@ -110,13 +110,13 @@ class LIB_PART : public EDA_ITEM, public LIB_TREE_ITEM
     bool                m_showPinNumbers;   ///< Determines if part pin numbers are visible.
     bool                m_includeInBom;     ///< Determines if symbol should be included in
                                             ///< schematic BOM.
-    bool                m_includeOnBoard; ///< Determines if symbol should be excluded from
+    bool                m_includeOnBoard;   ///< Determines if symbol should be excluded from
                                             ///< netlist when updating board.
     timestamp_t         m_dateLastEdition;  ///< Date of the last modification.
     LIBRENTRYOPTIONS    m_options;          ///< Special part features such as POWER or NORMAL.)
     int                 m_unitCount;        ///< Number of units (parts) per package.
     LIB_ITEMS_CONTAINER m_drawings;         ///< Drawing items of this part.
-    wxArrayString       m_FootprintList;    /**< List of suitable footprint names for the
+    wxArrayString       m_footprintFilters; /**< List of suitable footprint names for the
                                                  part (wild card names accepted). */
     PART_LIB*           m_library;          ///< Library the part belongs to if any.
     wxString            m_name;             ///< Symbol name.
@@ -196,10 +196,10 @@ public:
 
     timestamp_t GetDateLastEdition() const { return m_dateLastEdition; }
 
-    wxArrayString GetFootprints() const { return m_FootprintList; }
+    wxArrayString GetFootprints() const { return m_footprintFilters; }
     void SetFootprintFilters( const wxArrayString& aFootprintFilters )
     {
-        m_FootprintList = aFootprintFilters;
+        m_footprintFilters = aFootprintFilters;
     }
 
     void ViewGetLayers( int aLayers[], int& aCount ) const override;
diff --git a/eeschema/dialogs/dialog_lib_symbol_properties.cpp b/eeschema/dialogs/dialog_lib_symbol_properties.cpp
index c53abb116c..74d7dfe6e8 100644
--- a/eeschema/dialogs/dialog_lib_symbol_properties.cpp
+++ b/eeschema/dialogs/dialog_lib_symbol_properties.cpp
@@ -49,7 +49,7 @@ DIALOG_LIB_SYMBOL_PROPERTIES::LAST_LAYOUT
 
 
 DIALOG_LIB_SYMBOL_PROPERTIES::DIALOG_LIB_SYMBOL_PROPERTIES( LIB_EDIT_FRAME* aParent,
-                                                                    LIB_PART* aLibEntry ) :
+                                                            LIB_PART* aLibEntry ) :
     DIALOG_LIB_SYMBOL_PROPERTIES_BASE( aParent ),
     m_Parent( aParent ),
     m_libEntry( aLibEntry ),
@@ -757,14 +757,7 @@ void DIALOG_LIB_SYMBOL_PROPERTIES::OnSizeGrid( wxSizeEvent& event )
 
 void DIALOG_LIB_SYMBOL_PROPERTIES::syncControlStates( bool aIsAlias )
 {
-    // Remove the not wanted notebook page.
-    // *Do not use* Hide(), it is suitable to hide a widget,
-    // but it is not suitable to hide a notebook page (that is not a widget)
-    if( aIsAlias )
-        m_NoteBook->RemovePage( 1 );
-
     bSizerLowerBasicPanel->Show( !aIsAlias );
-    // bButtonSize->Show( !aIsAlias );
 
 #ifdef KICAD_SPICE
     m_spiceFieldsButton->Show( !aIsAlias );