diff --git a/src/arch/i386/prefix/linuxprefix.S b/src/arch/i386/prefix/linuxprefix.S
index ff22e9fe..398d3cb2 100644
--- a/src/arch/i386/prefix/linuxprefix.S
+++ b/src/arch/i386/prefix/linuxprefix.S
@@ -25,4 +25,4 @@ _linux_start:
 	movl	$__NR_exit, %eax
 	int	$0x80
 
-	.size _start, . - _start
+	.size _linux_start, . - _linux_start
diff --git a/src/arch/i386/prefix/nbiprefix.S b/src/arch/i386/prefix/nbiprefix.S
index 01dce90f..20d224d6 100644
--- a/src/arch/i386/prefix/nbiprefix.S
+++ b/src/arch/i386/prefix/nbiprefix.S
@@ -72,7 +72,7 @@ _nbi_start:
 	int $0x19
 
 	.previous
-	.size	start, . - start
+	.size	_nbi_start, . - _nbi_start
 
 nbi_header_end:
 	.org 512