diff --git a/tests.toml b/tests.toml
index 3b38262..72f8b13 100644
--- a/tests.toml
+++ b/tests.toml
@@ -9,6 +9,7 @@ test_format = 1.0
     # ------------
 
     preinstall = """
+    sudo yunohost tools update
     sudo yunohost app install zerotier
     """