diff --git a/install-archlinux.md b/install-archlinux.md
index 9faa7bb..d84450e 100644
--- a/install-archlinux.md
+++ b/install-archlinux.md
@@ -310,12 +310,6 @@ https://wiki.archlinux.org/index.php/Core_dump#Disabling_automatic_core_dumps
 
 https://wiki.archlinux.org/index.php/Solid_state_drive#Periodic_TRIM
 
-https://wiki.archlinux.org/index.php/Improving_performance#Improving_system_responsiveness_under_low-memory_conditions
-
-https://wiki.archlinux.org/index.php/improving_performance#Watchdogs
-
-https://wiki.archlinux.org/index.php/Improving_performance/Boot_process#Staggered_spin-up
-
 https://wiki.archlinux.org/index.php/Silent_boot
 
 ## In the end