diff --git a/plugins/markup/org.eclipse.papyrus.model2doc.markup.emf.template2structure/src-api/org/eclipse/papyrus/model2doc/markup/emf/template2structure/mapping/AbstractMarkdownToHtmlFileMapper.java b/plugins/markup/org.eclipse.papyrus.model2doc.markup.emf.template2structure/src-api/org/eclipse/papyrus/model2doc/markup/emf/template2structure/mapping/AbstractMarkdownToHtmlFileMapper.java
index 6de8488..57129e1 100755
--- a/plugins/markup/org.eclipse.papyrus.model2doc.markup.emf.template2structure/src-api/org/eclipse/papyrus/model2doc/markup/emf/template2structure/mapping/AbstractMarkdownToHtmlFileMapper.java
+++ b/plugins/markup/org.eclipse.papyrus.model2doc.markup.emf.template2structure/src-api/org/eclipse/papyrus/model2doc/markup/emf/template2structure/mapping/AbstractMarkdownToHtmlFileMapper.java
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * Copyright (c) 2023 CEA LIST and others.
+ * Copyright (c) 2023-2024 CEA LIST and others.
  *
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License 2.0
@@ -10,7 +10,7 @@
  *
  * Contributors:
  *  Vincent Lorenzo (CEA LIST) vincent.lorenzo@cea.fr - Initial API and implementation
- *
+ *  Vincent Lorenzo (CEA LIST) vincent.lorenzo@cea.fr - bug 582853
  *****************************************************************************/
 package org.eclipse.papyrus.model2doc.markup.emf.template2structure.mapping;
 
@@ -159,6 +159,9 @@
 				fileContent.append("<html>\n"); //$NON-NLS-1$
 				fileContent.append("<body>\n"); //$NON-NLS-1$
 
+				// ensure the good rendering of the accentuated char
+				fileContent.append("<meta charset=\"UTF-8\">"); //$NON-NLS-1$
+
 				// Here we should not add <p> otherwise the used style is not the default one
 				fileContent.append(result);
 				fileContent.append("\n"); //$NON-NLS-1$