diff --git a/README.md b/README.md
index a398406..39e3661 100644
--- a/README.md
+++ b/README.md
@@ -166,7 +166,7 @@ sensor.lux
 
 Light is given in lux.
 
-Lux ranges from 0 (complete darkness) to.
+Lux ranges from 0 (complete darkness) to 64,000 (full brightness).
 
 ## Wind
 
diff --git a/library/weatherhat/__init__.py b/library/weatherhat/__init__.py
index debdeab..2663661 100644
--- a/library/weatherhat/__init__.py
+++ b/library/weatherhat/__init__.py
@@ -129,7 +129,7 @@ def get_dewpoint(self, humidity, temperature):
         return temperature - ((100 - humidity) / 5)
 
     def hpa_to_inches(self, hpa):
-        """Convert hextopascals to inches of mercury."""
+        """Convert hectopascals to inches of mercury."""
         return hpa * 0.02953
 
     def degrees_to_cardinal(self, degrees):