diff --git a/include/os/freebsd/spl/sys/uio.h b/include/os/freebsd/spl/sys/uio.h
index 81c7ab64ca..11b2189cda 100644
--- a/include/os/freebsd/spl/sys/uio.h
+++ b/include/os/freebsd/spl/sys/uio.h
@@ -62,6 +62,7 @@ void uioskip(uio_t *uiop, size_t n);
 #define	uio_iovlen(uio, idx)		(uio)->uio_iov[(idx)].iov_len
 #define	uio_iovbase(uio, idx)		(uio)->uio_iov[(idx)].iov_base
 #define	uio_fault_disable(uio, set)
+#define	uio_prefaultpages(size, uio)	(0)
 
 static inline void
 uio_iov_at_index(uio_t *uio, uint_t idx, void **base, uint64_t *len)
diff --git a/include/os/freebsd/zfs/sys/zfs_context_os.h b/include/os/freebsd/zfs/sys/zfs_context_os.h
index f4c4a5f878..8dbe907d09 100644
--- a/include/os/freebsd/zfs/sys/zfs_context_os.h
+++ b/include/os/freebsd/zfs/sys/zfs_context_os.h
@@ -42,7 +42,6 @@
 #include <linux/types.h>
 
 #define	cond_resched()		kern_yield(PRI_USER)
-#define	uio_prefaultpages(size, uio) (0)
 
 #define	taskq_create_sysdc(a, b, d, e, p, dc, f) \
 	    (taskq_create(a, b, maxclsyspri, d, e, f))