diff --git a/DotUML/Diagramme_cas/diagramme_sequence/connexion/connexion_nominale.png b/DotUML/Diagramme_cas/diagramme_sequence/connexion/connexion_nominale.png new file mode 100644 index 0000000..f575f9c Binary files /dev/null and b/DotUML/Diagramme_cas/diagramme_sequence/connexion/connexion_nominale.png differ