diff --git a/tools/tcc/linkerscript/a.out.lds b/tools/tcc/linkerscript/a.out.lds
index a7f7f41a8ab71811ca15264f2e099295c743bdeb..ce65aa6bfd1ef6887f8b230fde255661ce7cdbba 100644
--- a/tools/tcc/linkerscript/a.out.lds
+++ b/tools/tcc/linkerscript/a.out.lds
@@ -24,8 +24,8 @@ SECTIONS
       *(.symtab)
       PROVIDE(.sym_end = .);
   }
-  PROVIDE(.textsize = (SIZEOF(.text) + 0x400 - 1) & ~( 0x400 - 1 ));
-  PROVIDE(.datasize = (SIZEOF(.data) + 0x400 - 1) & ~( 0x400 - 1 ));
+  PROVIDE(.textsize = .data_begin - .text_begin);
+  PROVIDE(.datasize = .bss_begin - .data_begin);
   PROVIDE(.bsssize = SIZEOF(.bss));
   PROVIDE(.symsize = 0);
   .header ALIGN(0x400) : AT(0x0){