diff --git a/tools/widl/register.c b/tools/widl/register.c
index 736ec2c7320..f7092144a0b 100644
--- a/tools/widl/register.c
+++ b/tools/widl/register.c
@@ -166,7 +166,7 @@ static int write_progid( const type_t *class )
         put_str( indent, "'%s' = s '%s'\n", vi_progid, descr );
         put_str( indent++, "{\n" );
         put_str( indent, "CLSID = s '%s'\n", format_uuid( uuid ) );
-        if (progid) put_str( indent, "CurVer = s '%s'\n", progid );
+        if (progid && strcmp( progid, vi_progid )) put_str( indent, "CurVer = s '%s'\n", progid );
         put_str( --indent, "}\n" );
     }
     return 1;