diff --git a/eeschema/sch_file_versions.h b/eeschema/sch_file_versions.h
index 21e9104222..42d8275c71 100644
--- a/eeschema/sch_file_versions.h
+++ b/eeschema/sch_file_versions.h
@@ -61,4 +61,5 @@
 //#define SEXPR_SCHEMATIC_FILE_VERSION 20210125  // R/W uuids for pins, labels, wires, etc.
 //#define SEXPR_SCHEMATIC_FILE_VERSION 20210126  // Fix bug with writing pin uuids.
 //#define SEXPR_SCHEMATIC_FILE_VERSION 20210406  // Add schematic level uuids.
-#define SEXPR_SCHEMATIC_FILE_VERSION 20210606  // Change overbar syntax from `~...~` to `~{...}`.
+//#define SEXPR_SCHEMATIC_FILE_VERSION 20210606  // Change overbar syntax from `~...~` to `~{...}`.
+#define SEXPR_SCHEMATIC_FILE_VERSION 20210615  // Update overbar syntax in net names
diff --git a/pcbnew/plugins/kicad/pcb_parser.cpp b/pcbnew/plugins/kicad/pcb_parser.cpp
index 80d73d45c4..c2e68366a2 100644
--- a/pcbnew/plugins/kicad/pcb_parser.cpp
+++ b/pcbnew/plugins/kicad/pcb_parser.cpp
@@ -295,8 +295,8 @@ void PCB_PARSER::parseEDA_TEXT( EDA_TEXT* aText )
     wxCHECK_RET( CurTok() == T_effects,
                  wxT( "Cannot parse " ) + GetTokenString( CurTok() ) + wxT( " as EDA_TEXT." ) );
 
-    // In version 20210606 the notation for overbars was changed from `~...~` to `~{...}`. We need to convert
-    // the old syntax to the new one.
+    // In version 20210606 the notation for overbars was changed from `~...~` to `~{...}`.
+    // We need to convert the old syntax to the new one.
     if( m_requiredVersion < 20210606 )
         aText->SetText( ConvertToNewOverbarNotation( aText->GetText() ) );
 
@@ -2092,6 +2092,11 @@ void PCB_PARSER::parseNETINFO_ITEM()
     NeedSYMBOLorNUMBER();
     wxString name = FromUTF8();
 
+    // Convert overbar syntax from `~...~` to `~{...}`.  These were left out of the first merge
+    // so the version is a bit later.
+    if( m_requiredVersion < 20210615 )
+        name = ConvertToNewOverbarNotation( name );
+
     NeedRIGHT();
 
     // net 0 should be already in list, so store this net
@@ -2166,7 +2171,14 @@ void PCB_PARSER::parseNETCLASS()
 
         case T_add_net:
             NeedSYMBOLorNUMBER();
-            nc->Add( FromUTF8() );
+
+            // Convert overbar syntax from `~...~` to `~{...}`.  These were left out of the
+            // first merge so the version is a bit later.
+            if( m_requiredVersion < 20210615 )
+                nc->Add( ConvertToNewOverbarNotation( FromUTF8() ) );
+            else
+                nc->Add( FromUTF8() );
+
             break;
 
         default:
@@ -3968,17 +3980,26 @@ PAD* PCB_PARSER::parsePAD( FOOTPRINT* aParent )
             NeedSYMBOLorNUMBER();
 
             // Test validity of the netname in file for netcodes expected having a net name
-            if( m_board && pad->GetNetCode() > 0 &&
-                FromUTF8() != m_board->FindNet( pad->GetNetCode() )->GetNetname() )
+            if( m_board && pad->GetNetCode() > 0 )
             {
-                pad->SetNetCode( NETINFO_LIST::ORPHANED, /* aNoAssert */ true );
-                wxLogError( wxString::Format( _( "Net name doesn't match net ID in\n"
-                                                 "file: '%s'\n"
-                                                 "line: %d\n"
-                                                 "offset: %d" ),
-                                              CurSource(),
-                                              CurLineNumber(),
-                                              CurOffset() ) );
+                wxString netName( FromUTF8() );
+
+                // Convert overbar syntax from `~...~` to `~{...}`.  These were left out of the
+                // first merge so the version is a bit later.
+                if( m_requiredVersion < 20210615 )
+                    netName = ConvertToNewOverbarNotation( netName );
+
+                if( netName != m_board->FindNet( pad->GetNetCode() )->GetNetname() )
+                {
+                    pad->SetNetCode( NETINFO_LIST::ORPHANED, /* aNoAssert */ true );
+                    wxLogError( wxString::Format( _( "Net name doesn't match net ID in\n"
+                                                     "file: '%s'\n"
+                                                     "line: %d\n"
+                                                     "offset: %d" ),
+                                                  CurSource(),
+                                                  CurLineNumber(),
+                                                  CurOffset() ) );
+                }
             }
 
             NeedRIGHT();
diff --git a/pcbnew/plugins/legacy/legacy_plugin.cpp b/pcbnew/plugins/legacy/legacy_plugin.cpp
index d0f07642b7..a8ab8d2ae1 100644
--- a/pcbnew/plugins/legacy/legacy_plugin.cpp
+++ b/pcbnew/plugins/legacy/legacy_plugin.cpp
@@ -1541,8 +1541,10 @@ void LEGACY_PLUGIN::loadPAD( FOOTPRINT* aFootprint )
             ReadDelimitedText( buf, data, sizeof(buf) );
 
             if( m_board )
+            {
                 wxASSERT( m_board->FindNet( getNetCode( netcode ) )->GetNetname()
-                          == FROM_UTF8( StrPurge( buf ) ) );
+                          == ConvertToNewOverbarNotation( FROM_UTF8( StrPurge( buf ) ) ) );
+            }
         }
 
         else if( TESTLINE( "Po" ) )         // (Po)sition
@@ -1791,6 +1793,7 @@ void LEGACY_PLUGIN::loadMODULE_TEXT( FP_TEXT* aText )
     txt_end = data + ReadDelimitedText( &m_field, data );
     m_field.Replace( "%V", "${VALUE}" );
     m_field.Replace( "%R", "${REFERENCE}" );
+    m_field = ConvertToNewOverbarNotation( m_field );
     aText->SetText( m_field );
 
     // after switching to strtok, there's no easy coming back because of the
@@ -2039,7 +2042,10 @@ void LEGACY_PLUGIN::loadNETINFO_ITEM()
             ReadDelimitedText( buf, data, sizeof(buf) );
 
             if( net == NULL )
-                net = new NETINFO_ITEM( m_board, FROM_UTF8( buf ), netCode );
+            {
+                net = new NETINFO_ITEM( m_board, ConvertToNewOverbarNotation( FROM_UTF8( buf ) ),
+                                        netCode );
+            }
             else
             {
                 THROW_IO_ERROR( "Two net definitions in  '$EQUIPOT' block" );
@@ -2114,7 +2120,7 @@ void LEGACY_PLUGIN::loadPCB_TEXT()
         if( TESTLINE( "Te" ) )          // Text line (or first line for multi line texts)
         {
             ReadDelimitedText( text, line + SZ( "Te" ), sizeof(text) );
-            pcbtxt->SetText( FROM_UTF8( text ) );
+            pcbtxt->SetText( ConvertToNewOverbarNotation( FROM_UTF8( text ) ) );
         }
 
         else if( TESTLINE( "nl" ) )     // next line of the current text
@@ -2352,7 +2358,7 @@ void LEGACY_PLUGIN::loadNETCLASS()
         {
             // e.g. "AddNet "V3.3D"\n"
             ReadDelimitedText( buf, line + SZ( "AddNet" ), sizeof(buf) );
-            netname = FROM_UTF8( buf );
+            netname = ConvertToNewOverbarNotation( FROM_UTF8( buf ) );
             nc->Add( netname );
         }