diff --git a/tests/zfs-tests/include/tunables.cfg b/tests/zfs-tests/include/tunables.cfg
index 8e24df5da..2a4ea9bdc 100644
--- a/tests/zfs-tests/include/tunables.cfg
+++ b/tests/zfs-tests/include/tunables.cfg
@@ -31,7 +31,7 @@ DEADMAN_CHECKTIME_MS		deadman_checktime_ms		zfs_deadman_checktime_ms
 DEADMAN_FAILMODE		deadman_failmode		zfs_deadman_failmode
 DEADMAN_SYNCTIME_MS		deadman_synctime_ms		zfs_deadman_synctime_ms
 DEADMAN_ZIOTIME_MS		deadman_ziotime_ms		zfs_deadman_ziotime_ms
-DISABLE_IVSET_GUID_CHECK	UNSUPPORTED			zfs_disable_ivset_guid_check
+DISABLE_IVSET_GUID_CHECK	disable_ivset_guid_check	zfs_disable_ivset_guid_check
 INITIALIZE_CHUNK_SIZE		initialize_chunk_size		zfs_initialize_chunk_size
 INITIALIZE_VALUE		initialize_value		zfs_initialize_value
 KEEP_LOG_SPACEMAPS_AT_EXPORT	keep_log_spacemaps_at_export	zfs_keep_log_spacemaps_at_export