diff --git a/arch/powerpc/kernel/idle.c b/arch/powerpc/kernel/idle.c
index abd2957fe5378ba59c4ccf6c58a9ecdd6f892798..c3cf0e8f3ac173332a01148946ace8c43f45a5a5 100644
--- a/arch/powerpc/kernel/idle.c
+++ b/arch/powerpc/kernel/idle.c
@@ -122,7 +122,7 @@ static ctl_table powersave_nap_sysctl_root[] = {
 	{
 		.ctl_name	= CTL_KERN,
 		.procname	= "kernel",
-		.mode		= 0755,
+		.mode		= 0555,
 		.child		= powersave_nap_ctl_table,
 	},
 	{}