diff --git a/swh/core/cli/__init__.py b/swh/core/cli/__init__.py
--- a/swh/core/cli/__init__.py
+++ b/swh/core/cli/__init__.py
@@ -35,7 +35,7 @@
 @click.group(context_settings=CONTEXT_SETTINGS, cls=AliasedGroup)
 @click.option('--log-level', '-l', default='INFO',
               type=click.Choice(LOG_LEVEL_NAMES),
-              help="Log level (default to INFO)")
+              help="Log level (defaults to INFO).")
 @click.pass_context
 def swh(ctx, log_level):
     """Command line interface for Software Heritage.
diff --git a/swh/core/db/tests/test_cli.py b/swh/core/db/tests/test_cli.py
--- a/swh/core/db/tests/test_cli.py
+++ b/swh/core/db/tests/test_cli.py
@@ -12,7 +12,7 @@
 
 Options:
   -l, --log-level [NOTSET|DEBUG|INFO|WARNING|ERROR|CRITICAL]
-                                  Log level (default to INFO)
+                                  Log level (defaults to INFO).
   -h, --help                      Show this message and exit.
 
 Commands:
diff --git a/swh/core/tests/test_cli.py b/swh/core/tests/test_cli.py
--- a/swh/core/tests/test_cli.py
+++ b/swh/core/tests/test_cli.py
@@ -14,7 +14,7 @@
 
 Options:
   -l, --log-level [NOTSET|DEBUG|INFO|WARNING|ERROR|CRITICAL]
-                                  Log level (default to INFO)
+                                  Log level (defaults to INFO).
   -h, --help                      Show this message and exit.
 '''