diff --git a/models/Application_examples/Surgery.mp b/models/Application_examples/Surgery.mp
index c742ff89520ab63076ac6466b51f125dc43a36c7..0259f15abea616afa0bb86f532cad4f2af15f98e 100644
--- a/models/Application_examples/Surgery.mp
+++ b/models/Application_examples/Surgery.mp
@@ -11,7 +11,7 @@
 │*│ │ involving several actors, including the            │ │
 │*│ │ environment.                                       │ │
 │*│ └────────────────────────────────────────────────────┘ │
-│*│														   │
+│*│                                                        │
 │*│ ┌─[ Description ]────────────────────────────────────┐ │
 │*│ │ This model shows an example of decisions made by a │ │
 │*│ │ leader (Physician), a subordinate(s) (Nurse(s)),   │ │