diff --git a/platypush/backend/http/static/css/gpio.sensor.mcp3008.css b/platypush/backend/http/static/css/gpio.sensor.mcp3008.css
index 58b8708e..51edfd61 100644
--- a/platypush/backend/http/static/css/gpio.sensor.mcp3008.css
+++ b/platypush/backend/http/static/css/gpio.sensor.mcp3008.css
@@ -20,5 +20,6 @@
 
 .sensor-value {
     text-align: right;
+    font-weight: bold;
 }