diff --git a/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md b/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
index a6fbe99a4..9727732fb 100644
--- a/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
+++ b/10.brainstorming-innovative-courses/intercambio-curso-electromagnetismo/textbook.en.md
@@ -20,9 +20,7 @@ want a course in 4 levels, from a basic level to the pre-master level.
 
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-### INTERACCIONES MECÁNICAS NEWTONIANAS: FUERZAS Y CAMPOS (escalares y vectoriales) / 
-INTERACTIONS EN MECANIQUE NEWTONIENNE : FORCES ET CHAMPS (scalaires et vectoriels) / 
-INTERACTIONS in NEWTON's PHYSICS : FORCES AND FIELDS (scalar and vectorial)
+### INTERACCIONES MECÁNICAS NEWTONIANAS: FUERZAS Y CAMPOS (escalares y vectoriales) / INTERACTIONS EN MECANIQUE NEWTONIENNE : FORCES ET CHAMPS (scalaires et vectoriels) / INTERACTIONS in NEWTON's PHYSICS : FORCES AND FIELDS (scalar and vectorial)