diff --git a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.en.md b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.en.md
index 8530dceac..f3616d464 100644
--- a/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.en.md
+++ b/00.brainstorming-pedagogical-teams/40.collection-existing-pedagogical-content/05.classical-mechanics/vector-analysis/textbook.en.md
@@ -16,7 +16,7 @@ graph TD;
 ```mermaid
 graph TD;
     profesor-->escribir_completar-mejorar_cursos_con_m3p2;
-    profesor-->escribir_completar-mejorar_cursos_con_m3p2-->Cursos_M3P2
+    escribir_completar-mejorar_cursos_con_m3p2-->Cursos_M3P2
     Cursos_M3P2-->mirar_en_internet;
     Cursos_M3P2-->imprimir_pdf_personalizado;
     Cursos_M3P2-->usar_con_videoproyector;