diff --git a/README.md b/README.md
index 0cff616..e3ef2c3 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ sudo apt install belenios-tool
 #### Installation des dépendances
 
 ```
-sudo apt install opam libgmp-dev pkg-config
+sudo apt install opam libgmp-dev pkg-config libpcre3-dev libssl-dev zlib1g-dev
 
 opam init
 opam install calendar eliom csv