diff --git a/docs/diagrams/Architecture.puml b/docs/diagrams/Architecture.puml
index 8bdc57406f..89985d3b41 100644
--- a/docs/diagrams/Architecture.puml
+++ b/docs/diagrams/Architecture.puml
@@ -20,7 +20,7 @@ main -> ui : print()
 activate ui
 ui --> user
 deactivate ui
-user -> main : next command
+user -> main : "d"
 
 end box
 @enduml
\ No newline at end of file
diff --git a/picture/ArchitectureSequenceDiagram.png b/picture/ArchitectureSequenceDiagram.png
index b39d560ca2..a227542d64 100644
Binary files a/picture/ArchitectureSequenceDiagram.png and b/picture/ArchitectureSequenceDiagram.png differ