diff --git a/html/includes/graphs/device/signal.inc.php b/html/includes/graphs/device/signal.inc.php
index d5758492e..f8f4769d0 100644
--- a/html/includes/graphs/device/signal.inc.php
+++ b/html/includes/graphs/device/signal.inc.php
@@ -1,7 +1,7 @@
- <?php
+<?php
  
- $class     = 'signal';
- $unit      = 'dBm';
- $unit_long = 'dBm';
+$class     = 'signal';
+$unit      = 'dBm';
+$unit_long = 'dBm';
  
- require 'includes/graphs/device/sensor.inc.php';
\ No newline at end of file
+require 'includes/graphs/device/sensor.inc.php';
\ No newline at end of file