diff --git a/include/sys/dsl_bookmark.h b/include/sys/dsl_bookmark.h
index e477bb231c..3cdad74414 100644
--- a/include/sys/dsl_bookmark.h
+++ b/include/sys/dsl_bookmark.h
@@ -36,8 +36,25 @@ typedef struct zfs_bookmark_phys {
 	uint64_t zbm_guid;		/* guid of bookmarked dataset */
 	uint64_t zbm_creation_txg;	/* birth transaction group */
 	uint64_t zbm_creation_time;	/* bookmark creation time */
+
+	/* the following fields are reserved for redacted send / recv */
+	uint64_t zbm_redaction_obj;	/* redaction list object */
+	uint64_t zbm_flags;		/* ZBM_FLAG_* */
+	uint64_t zbm_referenced_bytes_refd;
+	uint64_t zbm_compressed_bytes_refd;
+	uint64_t zbm_uncompressed_bytes_refd;
+	uint64_t zbm_referenced_freed_before_next_snap;
+	uint64_t zbm_compressed_freed_before_next_snap;
+	uint64_t zbm_uncompressed_freed_before_next_snap;
+
+	/* fields used for raw sends */
+	uint64_t zbm_ivset_guid;
 } zfs_bookmark_phys_t;
 
+
+#define	BOOKMARK_PHYS_SIZE_V1	(3 * sizeof (uint64_t))
+#define	BOOKMARK_PHYS_SIZE_V2	(12 * sizeof (uint64_t))
+
 int dsl_bookmark_create(nvlist_t *, nvlist_t *);
 int dsl_get_bookmarks(const char *, nvlist_t *, nvlist_t *);
 int dsl_get_bookmarks_impl(dsl_dataset_t *, nvlist_t *, nvlist_t *);
diff --git a/include/zfeature_common.h b/include/zfeature_common.h
index 089a7e29d1..4e75fe71e3 100644
--- a/include/zfeature_common.h
+++ b/include/zfeature_common.h
@@ -66,6 +66,7 @@ typedef enum spa_feature {
 	SPA_FEATURE_SPACEMAP_V2,
 	SPA_FEATURE_ALLOCATION_CLASSES,
 	SPA_FEATURE_RESILVER_DEFER,
+	SPA_FEATURE_BOOKMARK_V2,
 	SPA_FEATURES
 } spa_feature_t;
 
diff --git a/man/man5/zpool-features.5 b/man/man5/zpool-features.5
index 4769c4eac3..919fb673da 100644
--- a/man/man5/zpool-features.5
+++ b/man/man5/zpool-features.5
@@ -702,6 +702,27 @@ files.
 
 .RE
 
+.sp
+.ne 2
+.na
+\fB\fBbookmark_v2\fR\fR
+.ad
+.RS 4n
+.TS
+l l .
+GUID	com.datto:bookmark_v2
+READ\-ONLY COMPATIBLE	no
+DEPENDENCIES	extensible_dataset
+.TE
+
+This feature enables the creation and management of larger bookmarks which are
+needed for other features in ZFS.
+
+This feature becomes \fBactive\fR when a v2 bookmark is created and will be
+returned to the \fBenabled\fR state when all v2 bookmarks are destroyed.
+
+.RE
+
 .sp
 .ne 2
 .na
diff --git a/module/zcommon/zfeature_common.c b/module/zcommon/zfeature_common.c
index 80f4a05628..74ff2b6570 100644
--- a/module/zcommon/zfeature_common.c
+++ b/module/zcommon/zfeature_common.c
@@ -439,6 +439,17 @@ zpool_feature_init(void)
 	    ZFEATURE_TYPE_BOOLEAN, userobj_accounting_deps);
 	}
 
+	{
+	static const spa_feature_t bookmark_v2_deps[] = {
+		SPA_FEATURE_EXTENSIBLE_DATASET,
+		SPA_FEATURE_NONE
+	};
+	zfeature_register(SPA_FEATURE_BOOKMARK_V2,
+	    "com.datto:bookmark_v2", "bookmark_v2",
+	    "Support for larger bookmarks",
+	    0, ZFEATURE_TYPE_BOOLEAN, bookmark_v2_deps);
+	}
+
 	{
 	static const spa_feature_t encryption_deps[] = {
 		SPA_FEATURE_EXTENSIBLE_DATASET,
diff --git a/module/zfs/dsl_bookmark.c b/module/zfs/dsl_bookmark.c
index 0a58115341..08e8355414 100644
--- a/module/zfs/dsl_bookmark.c
+++ b/module/zfs/dsl_bookmark.c
@@ -70,6 +70,12 @@ dsl_dataset_bmark_lookup(dsl_dataset_t *ds, const char *shortname,
 	if (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_CI_DATASET)
 		mt = MT_NORMALIZE;
 
+	/*
+	 * Zero out the bookmark in case the one stored on disk
+	 * is in an older, shorter format.
+	 */
+	bzero(bmark_phys, sizeof (*bmark_phys));
+
 	err = zap_lookup_norm(mos, bmark_zapobj, shortname, sizeof (uint64_t),
 	    sizeof (*bmark_phys) / sizeof (uint64_t), bmark_phys, mt,
 	    NULL, 0, NULL);
@@ -188,8 +194,9 @@ dsl_bookmark_create_sync(void *arg, dmu_tx_t *tx)
 	for (nvpair_t *pair = nvlist_next_nvpair(dbca->dbca_bmarks, NULL);
 	    pair != NULL; pair = nvlist_next_nvpair(dbca->dbca_bmarks, pair)) {
 		dsl_dataset_t *snapds, *bmark_fs;
-		zfs_bookmark_phys_t bmark_phys;
+		zfs_bookmark_phys_t bmark_phys = { 0 };
 		char *shortname;
+		uint32_t bmark_len = BOOKMARK_PHYS_SIZE_V1;
 
 		VERIFY0(dsl_dataset_hold(dp, fnvpair_value_string(pair),
 		    FTAG, &snapds));
@@ -216,8 +223,7 @@ dsl_bookmark_create_sync(void *arg, dmu_tx_t *tx)
 
 		VERIFY0(zap_add(mos, bmark_fs->ds_bookmarks,
 		    shortname, sizeof (uint64_t),
-		    sizeof (zfs_bookmark_phys_t) / sizeof (uint64_t),
-		    &bmark_phys, tx));
+		    bmark_len / sizeof (uint64_t), &bmark_phys, tx));
 
 		spa_history_log_internal_ds(bmark_fs, "bookmark", tx,
 		    "name=%s creation_txg=%llu target_snap=%llu",