diff --git a/sys/i386/i386/pmap.c b/sys/i386/i386/pmap.c
index efd44b3964a..f8ae6d95772 100644
--- a/sys/i386/i386/pmap.c
+++ b/sys/i386/i386/pmap.c
@@ -118,11 +118,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/vmmeter.h>
 #include <sys/sched.h>
 #include <sys/sysctl.h>
-#ifdef SMP
 #include <sys/smp.h>
-#else
-#include <sys/cpuset.h>
-#endif
 
 #include <vm/vm.h>
 #include <vm/vm_param.h>