diff --git a/project/Docs/classe/BDD.png b/project/Docs/classe/BDD.png
new file mode 100644
index 0000000..3bcf377
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diff --git a/project/Docs/classe/classDiagram.md b/project/Docs/classe/classDiagram.md
index 07bd0b2..93ec610 100644
--- a/project/Docs/classe/classDiagram.md
+++ b/project/Docs/classe/classDiagram.md
@@ -26,12 +26,12 @@ Scientifique .. Admin : Gérer <
 
 
 abstract Compte{
-    email : String
+    email : String {unique}
     motDePasse : Hash
 }
 
 class Utilisateur{
-    pseudo : String
+    pseudo : String {unique}
 }
 
 class Admin{
diff --git a/project/Docs/classe/classDiagram.png b/project/Docs/classe/classDiagram.png
deleted file mode 100644
index 29b6795..0000000
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