diff --git a/lib/thin/thin.c b/lib/thin/thin.c
index 8d6f474df..bf05e7e62 100644
--- a/lib/thin/thin.c
+++ b/lib/thin/thin.c
@@ -199,7 +199,7 @@ static int _thin_add_target_line(struct dev_manager *dm,
 		return 0;
 	}
 
-	if (!dm_tree_node_add_thin_target(node, len, 0, thin_pool_dlid, seg->device_id))
+	if (!dm_tree_node_add_thin_target(node, len, thin_pool_dlid, seg->device_id))
 		return_0;
 
 	return 1;
diff --git a/libdm/libdevmapper.h b/libdm/libdevmapper.h
index 499992b6b..9924eb67c 100644
--- a/libdm/libdevmapper.h
+++ b/libdm/libdevmapper.h
@@ -547,7 +547,6 @@ int dm_tree_node_add_thin_pool_target(struct dm_tree_node *node,
 
 int dm_tree_node_add_thin_target(struct dm_tree_node *node,
 				 uint64_t size,
-				 uint64_t transation_id,
 				 const char *thin_pool_uuid,
 				 uint32_t device_id);
 
diff --git a/libdm/libdm-deptree.c b/libdm/libdm-deptree.c
index dc436b095..1476964a3 100644
--- a/libdm/libdm-deptree.c
+++ b/libdm/libdm-deptree.c
@@ -2690,7 +2690,6 @@ int dm_tree_node_add_thin_pool_target(struct dm_tree_node *node,
 
 int dm_tree_node_add_thin_target(struct dm_tree_node *node,
 				 uint64_t size,
-				 uint64_t transation_id,
 				 const char *thin_pool_uuid,
 				 uint32_t device_id)
 {
@@ -2713,6 +2712,8 @@ int dm_tree_node_add_thin_target(struct dm_tree_node *node,
 	if (!_link_tree_nodes(node, seg->pool))
 		return_0;
 
+	seg->device_id = device_id;
+
 	return 1;
 }