diff --git a/doc_resources/bdd_complete.puml b/doc_resources/bdd_complete.puml
index d547620..ecc763a 100644
--- a/doc_resources/bdd_complete.puml
+++ b/doc_resources/bdd_complete.puml
@@ -3,9 +3,9 @@
 skinparam linestyle ortho
 left to right direction
 
-rectangle "thingy 1" as t1
-rectangle "thingy 2" as t2
-rectangle "thingy ..." as t_plus
+rectangle "nodes 1" as t1
+rectangle "nodes 2" as t2
+rectangle "nodes ..." as t_plus
 rectangle "gateway" as gw
 rectangle "database" as db
 rectangle "data validation" as valid
@@ -13,9 +13,9 @@ rectangle "display" as display
 rectangle "forecasting" as forecasting
 rectangle "teams" as teams
 
-circle "thingy interface" as t1_gw_int
-circle "thingy interface" as t2_gw_int
-circle "thingy interface" as t_plus_gw_int
+circle "nodes interface" as t1_gw_int
+circle "nodes interface" as t2_gw_int
+circle "nodes interface" as t_plus_gw_int
 circle "db set" as db_api_int
 circle "db API" as db_get_int
 circle "teams API" as teams_int