diff --git a/swh/loader/mercurial/tests/test_hgutil.py b/swh/loader/mercurial/tests/test_hgutil.py
--- a/swh/loader/mercurial/tests/test_hgutil.py
+++ b/swh/loader/mercurial/tests/test_hgutil.py
@@ -17,7 +17,7 @@
 def test_clone_timeout(monkeypatch):
     src = "https://www.mercurial-scm.org/repo/hello"
     dest = "/dev/null"
-    timeout = 0.1
+    timeout = 1
     sleepy_time = 100 * timeout
     assert sleepy_time > timeout