diff --git a/sys/tests/callout_test/callout_test.c b/sys/tests/callout_test/callout_test.c
index 20273e0b09a3..c42e9decb4bb 100644
--- a/sys/tests/callout_test/callout_test.c
+++ b/sys/tests/callout_test/callout_test.c
@@ -27,23 +27,23 @@ __FBSDID("$FreeBSD$");
 #include <sys/param.h>
 #include <sys/systm.h>
 #include <sys/conf.h>
+#include <sys/cpuctl.h>
 #include <sys/fcntl.h>
 #include <sys/ioccom.h>
+#include <sys/kernel.h>
+#include <sys/libkern.h>
 #include <sys/malloc.h>
 #include <sys/module.h>
 #include <sys/mutex.h>
+#include <sys/pcpu.h>
+#include <sys/pmckern.h>
 #include <sys/priv.h>
 #include <sys/proc.h>
 #include <sys/queue.h>
 #include <sys/sched.h>
-#include <sys/kernel.h>
-#include <sys/sysctl.h>
-#include <sys/libkern.h>
-#include <sys/uio.h>
-#include <sys/pcpu.h>
 #include <sys/smp.h>
-#include <sys/pmckern.h>
-#include <sys/cpuctl.h>
+#include <sys/sysctl.h>
+#include <sys/uio.h>
 #include <tests/kern_testfrwk.h>
 #include <tests/callout_test.h>
 #include <machine/cpu.h>