diff --git a/HowtoTideways.md b/HowtoTideways.md
index 3139eeae..8bac92dc 100644
--- a/HowtoTideways.md
+++ b/HowtoTideways.md
@@ -13,6 +13,7 @@ Tideways est un APM pour les applications PHP. Il permet d'analyser des traces e
 Source : https://support.tideways.com/documentation/setup/installation/debian-ubuntu.html
 
 ```sh
+apt install wget gnupg apt-transport-https
 echo 'deb https://packages.tideways.com/apt-packages debian main' | tee /etc/apt/sources.list.d/tideways.list
 wget -qO - https://packages.tideways.com/key.gpg | apt-key add -
 apt update