diff --git a/tests/lib/libc/arch/sparc/exec_prot_support.c b/tests/lib/libc/arch/sparc/exec_prot_support.c
index 474cfc742f69..5d396a14b1b4 100644
--- a/tests/lib/libc/arch/sparc/exec_prot_support.c
+++ b/tests/lib/libc/arch/sparc/exec_prot_support.c
@@ -1,4 +1,4 @@
-/*      $NetBSD: exec_prot_support.c,v 1.1 2011/07/18 23:16:10 jym Exp $ */
+/*      $NetBSD: exec_prot_support.c,v 1.2 2018/01/14 19:59:51 martin Exp $ */
 
 /*-
  * Copyright (c) 2011 The NetBSD Foundation, Inc.
@@ -30,12 +30,13 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: exec_prot_support.c,v 1.1 2011/07/18 23:16:10 jym Exp $");
+__RCSID("$NetBSD: exec_prot_support.c,v 1.2 2018/01/14 19:59:51 martin Exp $");
 
 #include "../../common/exec_prot.h"
 
 int
 exec_prot_support(void)
 {
-	return NOTIMPL;
+
+	return PERPAGE_XP;
 }
diff --git a/tests/lib/libc/arch/sparc/return_one.S b/tests/lib/libc/arch/sparc/return_one.S
index 3495260d6f68..d254ba5be542 100644
--- a/tests/lib/libc/arch/sparc/return_one.S
+++ b/tests/lib/libc/arch/sparc/return_one.S
@@ -1,8 +1,11 @@
-/*	$NetBSD: return_one.S,v 1.1 2011/07/18 23:16:10 jym Exp $ */
+/*	$NetBSD: return_one.S,v 1.2 2018/01/14 19:59:51 martin Exp $ */
 
 #include <machine/asm.h>
 
-.globl	return_one, return_one_end;
+.global	return_one_end
 
-return_one: return_one_end:
-	nop
+ENTRY(return_one)
+return_one:
+	retl
+	 mov 1, %o0
+return_one_end: