diff --git a/README.md b/README.md
index 2f761849..60ed4d66 100644
--- a/README.md
+++ b/README.md
@@ -127,9 +127,9 @@ options:
                         A path to a YAML or JSON config file
   --default-battery-strategy default_battery_strategy
                         The default battery config strategy to use (default: boolean)
-  --diagnostics         Output a diagnostics dump and exit
+  --diagnostics         Output diagnostics
   --disable-calculated-data
-                        Disable calculated data points
+                        Disable the output of calculated sensors
   -e endpoint, --endpoint endpoint
                         The relative endpoint/path to serve ecowitt2mqtt on (default: /data/report)
   --hass-discovery      Publish data in the Home Assistant MQTT Discovery format
diff --git a/ecowitt2mqtt/__main__.py b/ecowitt2mqtt/__main__.py
index 8eb747c4..0edb14b4 100644
--- a/ecowitt2mqtt/__main__.py
+++ b/ecowitt2mqtt/__main__.py
@@ -239,13 +239,13 @@ def get_cli_arguments(args: list[str]) -> dict[str, Any]:
         "--diagnostics",
         action="store_true",
         dest=CONF_DIAGNOSTICS,
-        help="Output a diagnostics dump and exit",
+        help="Output diagnostics",
     )
     parser.add_argument(
         "--disable-calculated-data",
         action="store_true",
         dest=CONF_DISABLE_CALCULATED_DATA,
-        help="Disable calculated data points",
+        help="Disable the output of calculated sensors",
     )
     parser.add_argument(
         "-e",