diff --git a/pcbnew/dialogs/dialog_copper_zones.cpp b/pcbnew/dialogs/dialog_copper_zones.cpp
index cdc31d4a99..b6acd06d3e 100644
--- a/pcbnew/dialogs/dialog_copper_zones.cpp
+++ b/pcbnew/dialogs/dialog_copper_zones.cpp
@@ -79,7 +79,6 @@ private:
 
     void          readNetInformation();
     void          readFilteringAndSortingCriteria();
-    void          buildListOfNets( const NETINFO_LIST& nets );
     wxArrayString buildListOfNetsToDisplay();
     void          sortNetsByPadCount( std::vector<NETINFO_ITEM*>& nets, const int maxNetCode );
     void          updateDisplayedListOfNets();
@@ -386,24 +385,15 @@ void DIALOG_COPPER_ZONE::readNetInformation()
 {
     NETINFO_LIST& netInfoList = m_Parent->GetBoard()->GetNetInfo();
 
-    if( netInfoList.GetNetCount() > 0 )
-    {
-        buildListOfNets( netInfoList );
-    }
-}
-
-
-void DIALOG_COPPER_ZONE::buildListOfNets( const NETINFO_LIST& nets )
-{
     m_netInfoItemList.clear();
-    m_netInfoItemList.reserve( nets.GetNetCount() );
+    m_netInfoItemList.reserve( netInfoList.GetNetCount() );
 
     m_netNameToNetCode.clear();
     m_netNameToNetCode[wxT( "<no net>" )] = INVALID_NET_CODE;
 
     m_maxNetCode = INVALID_NET_CODE;
 
-    for( NETINFO_ITEM* net : nets )
+    for( NETINFO_ITEM* net : netInfoList )
     {
         const int& netCode = net->GetNetCode();
         const wxString& netName = getUnescapedNetName( net );
@@ -416,6 +406,8 @@ void DIALOG_COPPER_ZONE::buildListOfNets( const NETINFO_LIST& nets )
             m_maxNetCode = std::max( netCode, m_maxNetCode );
         }
     }
+
+    updateDisplayedListOfNets();
 }
 
 
@@ -624,7 +616,7 @@ bool DIALOG_COPPER_ZONE::AcceptOptions( bool aUseExportableSetupOnly )
 
 void DIALOG_COPPER_ZONE::updateCurrentNetSelection()
 {
-    const int netSelection{ m_ListNetNameSelection->GetSelection() };
+    const int netSelection = m_ListNetNameSelection->GetSelection();
 
     if( netSelection > 0 )
     {
@@ -675,17 +667,13 @@ void DIALOG_COPPER_ZONE::storePersistentNetSortConfigurations()
 {
     // These configurations are persistent across multiple invocations of
     // this dialog
-    int newConfig{ NO_PERSISTENT_SORT_MODE };
+    int newConfig = NO_PERSISTENT_SORT_MODE;
 
     if( m_hideAutoGeneratedNets )
-    {
         newConfig |= HIDE_ANONYMOUS_NETS;
-    }
 
     if( m_netSortingByPadCount )
-    {
         newConfig |= SORT_BY_PAD_COUNT;
-    }
 
     PCBNEW_SETTINGS* cfg = m_Parent->GetPcbNewSettings();
     cfg->m_Zones.net_sort_mode = newConfig;
@@ -694,16 +682,14 @@ void DIALOG_COPPER_ZONE::storePersistentNetSortConfigurations()
 
 void DIALOG_COPPER_ZONE::loadPersistentNetSortConfigurations()
 {
-    PCBNEW_SETTINGS* cfg{ m_Parent->GetPcbNewSettings() };
-    int savedConfig{ cfg->m_Zones.net_sort_mode };
+    PCBNEW_SETTINGS* cfg = m_Parent->GetPcbNewSettings();
+    int              sortMode = cfg->m_Zones.net_sort_mode;
 
-    if( savedConfig == DEFAULT_SORT_CONFIG )
-    {
-        savedConfig = HIDE_ANONYMOUS_NETS;
-    }
+    if( sortMode == DEFAULT_SORT_CONFIG )
+        sortMode = HIDE_ANONYMOUS_NETS;
 
-    m_hideAutoGeneratedNets = ( savedConfig & HIDE_ANONYMOUS_NETS );
-    m_netSortingByPadCount = ( savedConfig & SORT_BY_PAD_COUNT );
+    m_hideAutoGeneratedNets = ( sortMode & HIDE_ANONYMOUS_NETS );
+    m_netSortingByPadCount = ( sortMode & SORT_BY_PAD_COUNT );
 }
 
 
@@ -919,6 +905,7 @@ void DIALOG_COPPER_ZONE::displayNetsList( const wxArrayString& netNamesList, int
 int DIALOG_COPPER_ZONE::ensureSelectedNetIsVisible( int selectedNetCode, wxArrayString& netsList )
 {
     int selectedIndex = 0;
+
     if( selectedNetCode > INVALID_NET_CODE )
     {
         NETINFO_ITEM* selectedNet = m_Parent->GetBoard()->FindNet( selectedNetCode );