diff --git a/sherpa/astro/ui/serialize.py b/sherpa/astro/ui/serialize.py
index 10fa131411..1b49d86c1b 100644
--- a/sherpa/astro/ui/serialize.py
+++ b/sherpa/astro/ui/serialize.py
@@ -627,7 +627,7 @@ def _save_data(out: OutType, state: SessionType) -> None:
     if len(ids) == 0:
         return
 
-    # Try to only output a banned if the section contains a
+    # Try to only output a banner if the section contains a
     # command/setting.
     #
     _output_banner(out, "Load Data Sets")