diff --git a/docker/tests/conftest.py b/docker/tests/conftest.py
--- a/docker/tests/conftest.py
+++ b/docker/tests/conftest.py
@@ -43,6 +43,9 @@
     subprocess.check_call(['docker-compose', 'down'])
 
 
+_wfi_timeout = 60
+
+
 @pytest.fixture
 def scheduler_host(request, docker_compose):
     # run a container in which test commands are executed
@@ -50,8 +53,10 @@
         ['docker-compose', 'run', '-d',
          'swh-scheduler', 'shell', 'sleep', '1h']).decode().strip()
     scheduler_host = testinfra.get_host("docker://" + docker_id)
-    scheduler_host.check_output('wait-for-it swh-scheduler:5008 -t 30')
-    scheduler_host.check_output('wait-for-it swh-storage:5002 -t 30')
+    scheduler_host.check_output(
+        f'wait-for-it swh-scheduler:5008 -t {_wfi_timeout}')
+    scheduler_host.check_output(
+        f'wait-for-it swh-storage:5002 -t {_wfi_timeout}')
 
     # return a testinfra connection to the container
     yield scheduler_host
@@ -74,7 +79,8 @@
         'tar -C /tmp -czf /tmp/archive.tgz /tmp/hello.py')
     deposit_host.check_output(
         f'echo \'{SAMPLE_METADATA}\' > /tmp/metadata.xml')
-    deposit_host.check_output('wait-for-it swh-deposit:5006 -t 30')
+    deposit_host.check_output(
+        f'wait-for-it swh-deposit:5006 -t {_wfi_timeout}')
     # return a testinfra connection to the container
     yield deposit_host