diff --git a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/30.classical-mechanics/20.n2/10.brainstorming/textbook.en.md b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/30.classical-mechanics/20.n2/10.brainstorming/textbook.en.md
index 8010a90d0..6d16c730a 100644
--- a/00.brainstorming-pedagogical-teams/45.synthesis-structuring/30.classical-mechanics/20.n2/10.brainstorming/textbook.en.md
+++ b/00.brainstorming-pedagogical-teams/45.synthesis-structuring/30.classical-mechanics/20.n2/10.brainstorming/textbook.en.md
@@ -87,7 +87,7 @@ To carry on
 
 New proposal for a study plan    
 
-*MECA-CLAS-Prop3-n3*  
+*MECA-CLAS-Prop3-n2*  
 
 Continuar 
 Continuer