diff --git a/kubespawner/spawner.py b/kubespawner/spawner.py
index d5f44a25..72aa3beb 100644
--- a/kubespawner/spawner.py
+++ b/kubespawner/spawner.py
@@ -429,7 +429,7 @@ def _namespace_default(self):
           - a list of the command and arguments
           - `None` (default) to use the Docker image's `CMD`
 
-        If `cmd` is set, it will be augmented with `spawner.get_args(). This will override the `CMD` specified in the Docker image.
+        If `cmd` is set, it will be augmented with `spawner.get_args()`. This will override the `CMD` specified in the Docker image.
         """,
     )