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-rw-r--r--lib/libzfs/libzfs_sendrecv.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/libzfs/libzfs_sendrecv.c b/lib/libzfs/libzfs_sendrecv.c
index 21d67e74d..8926d1173 100644
--- a/lib/libzfs/libzfs_sendrecv.c
+++ b/lib/libzfs/libzfs_sendrecv.c
@@ -259,7 +259,7 @@ cksummer(void *arg)
* a power of 2 if necessary.
*/
if (!ISP2(numbuckets))
- numbuckets = 1 << high_order_bit(numbuckets);
+ numbuckets = 1ULL << high_order_bit(numbuckets);
ddt.dedup_hash_array = calloc(numbuckets, sizeof (dedup_entry_t *));
ddt.ddecache = umem_cache_create("dde", sizeof (dedup_entry_t), 0,