diff --git a/module/zfs/arc.c b/module/zfs/arc.c
index 06544925b5ca..4c4b18584f09 100644
--- a/module/zfs/arc.c
+++ b/module/zfs/arc.c
@@ -776,8 +776,8 @@ uint64_t zfs_crc64_table[256];
  * Level 2 ARC
  */
 
-#define	L2ARC_WRITE_SIZE	(8 * 1024 * 1024)	/* initial write max */
-#define	L2ARC_HEADROOM		2			/* num of writes */
+#define	L2ARC_WRITE_SIZE	(32 * 1024 * 1024)	/* initial write max */
+#define	L2ARC_HEADROOM		0			/* num of writes */
 
 /*
  * If we discover during ARC scan any buffers to be compressed, we boost