diff --git a/docs/aoa/hddtemp.rst b/docs/aoa/hddtemp.rst
index de3a4c3345dd7edac11eac9a445c21f1b0b40047..9e8506f32507675921ce02a4211422fc5fe427dc 100644
--- a/docs/aoa/hddtemp.rst
+++ b/docs/aoa/hddtemp.rst
@@ -10,22 +10,22 @@ This plugin will add HDD temperature to the sensors plugin.
 On your Linux system, you will need to have:
 - hddtemp package installed
 - hddtemp service up and running (check it with systemctl status hddtemp)
-- the TCP port 7634  openned on your local Firewall (if it is enabled on your system)
+- the TCP port 7634  opened on your local firewall (if it is enabled on your system)
 
 For example on a CentOS/Redhat Linux operating system, you have to:
 
     $ sudo yum install hddtemp
-    
+
     $ sudo systemctl enable hddtemp
-    
+
     $ sudo systemctl enable hddtemp
 
 Test it in the console:
 
     $ hddtemp
-    
+
     /dev/sda: TOSHIBA MQ01ACF050: 41°C
-    
+
     /dev/sdb: ST1000LM044 HN-M101SAD: 38°C
 
 It should appears in the sensors plugin.