diff --git a/fs/proc/array.c b/fs/proc/array.c
index 3e1239e..5e9251f 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -308,7 +308,7 @@
 	buffer = task_sig(task, buffer);
 	buffer = task_cap(task, buffer);
 	buffer = cpuset_task_status_allowed(task, buffer);
-#if defined(CONFIG_ARCH_S390)
+#if defined(CONFIG_S390)
 	buffer = task_show_regs(task, buffer);
 #endif
 	return buffer - orig;