diff --git a/README.md b/README.md
index 9986e30..9785f64 100644
--- a/README.md
+++ b/README.md
@@ -64,6 +64,10 @@ You should make sure that **_thermald_** is not setting it back down. Stopping/d
 sudo systemctl stop thermald.service
 sudo systemctl disable thermald.service
 ```
+If you want to keep it disabled even after a package update you should also run:
+```
+sudo systemctl mask thermald.service
+```
 
 ### Fedora
 ```