diff --git a/check_home_assistant_state.py b/check_home_assistant_state.py
index 1a11a02..605060d 100755
--- a/check_home_assistant_state.py
+++ b/check_home_assistant_state.py
@@ -151,7 +151,7 @@ def main():
         "--device-class",
         type=str,
         required=True,
-        help="Device class of entities to monitor",
+        help="device class of entities to monitor",
     )
     argp.add_argument(
         "-w",
@@ -170,15 +170,15 @@ def main():
     argp.add_argument(
         "--min",
         type=float,
-        help="Min for performance data",
+        help="min for performance data",
     )
     argp.add_argument(
         "--max",
         type=float,
-        help="Max for performance data",
+        help="max for performance data",
     )
     argp.add_argument(
-        "-a", "--attribute", type=str, help="Check attribute instead of value"
+        "-a", "--attribute", type=str, help="check attribute instead of value"
     )
     argp.add_argument(
         "-f",
@@ -186,12 +186,12 @@ def main():
         type=key_value,
         default=[],
         nargs="*",
-        help="Filter by 'attribute=value'",
+        help="filter by 'attribute=value'",
     )
     argp.add_argument(
         "--friendly",
         action="store_true",
-        help="Use friendly name, when available",
+        help="use friendly name, when available",
     )
 
     args = argp.parse_args()