diff --git a/module/zfs/arc.c b/module/zfs/arc.c
index 8b27672bdc..a3791d4ed0 100644
--- a/module/zfs/arc.c
+++ b/module/zfs/arc.c
@@ -517,7 +517,7 @@ static void arc_evict_ghost(arc_state_t *state, uint64_t spa, int64_t bytes);
  * Hash table routines
  */
 
-#define	HT_LOCK_PAD	64
+#define	HT_LOCK_PAD	256
 
 struct ht_lock {
 	kmutex_t	ht_lock;