diff --git a/homeassistant/components/lutron_caseta/light.py b/homeassistant/components/lutron_caseta/light.py
index ba4342ecfce..350c35fffa8 100644
--- a/homeassistant/components/lutron_caseta/light.py
+++ b/homeassistant/components/lutron_caseta/light.py
@@ -15,7 +15,7 @@ _LOGGER = logging.getLogger(__name__)
 
 def to_lutron_level(level):
     """Convert the given Home Assistant light level (0-255) to Lutron (0-100)."""
-    return int((level * 100) // 255)
+    return int(round((level * 100) / 255))
 
 
 def to_hass_level(level):