diff --git a/maths_discretes/README.md b/maths_discretes/README.md
index 9bfa010..636a8dd 100644
--- a/maths_discretes/README.md
+++ b/maths_discretes/README.md
@@ -12,7 +12,7 @@
 
 | Semaine              |                Cours                             | TD						|
 | -------------------- | ------------------------------------------------ | ----------------------- |
-| 4 	   | [Ensembles](./cours/ensembles.pdf)  | [td3](./td/td3.pdf)     |
+| 4 	   | [Ensembles](./cours/ensembles.pdf), [Relations](./cours/relations.pdf)  | [td3](./td/td3.pdf)     |
 
 ## TP
  - [Lien](https://iut-fbleau.fr/wims) vers le serveur WIMS.