diff --git a/swh/deposit/cli/client.py b/swh/deposit/cli/client.py
--- a/swh/deposit/cli/client.py
+++ b/swh/deposit/cli/client.py
@@ -52,15 +52,6 @@
         sys.exit(1)
 
 
-def generate_slug() -> str:
-    """Generate a slug (sample purposes).
-
-    """
-    import uuid
-
-    return str(uuid.uuid4())
-
-
 def _url(url: str) -> str:
     """Force the /1 api version at the end of the url (avoiding confusing
        issues without it).
diff --git a/swh/deposit/tests/cli/test_client.py b/swh/deposit/tests/cli/test_client.py
--- a/swh/deposit/tests/cli/test_client.py
+++ b/swh/deposit/tests/cli/test_client.py
@@ -21,7 +21,6 @@
     _collection,
     _url,
     generate_metadata,
-    generate_slug,
 )
 from swh.deposit.client import MaintenanceError, PublicApiDepositClient
 from swh.deposit.parsers import parse_xml
@@ -30,6 +29,15 @@
 from ..conftest import TEST_USER
 
 
+def generate_slug() -> str:
+    """Generate a slug (sample purposes).
+
+    """
+    import uuid
+
+    return str(uuid.uuid4())
+
+
 @pytest.fixture
 def datadir(request):
     """Override default datadir to target main test datadir"""