diff --git a/docs/Howtos/HowtoSysadmin.md b/docs/Howtos/HowtoSysadmin.md
index a518f7a..7b6c5e8 100644
--- a/docs/Howtos/HowtoSysadmin.md
+++ b/docs/Howtos/HowtoSysadmin.md
@@ -1,3 +1,11 @@
+# Sysadmin tips
+
+Archlinux merge new config files:
+
+```console
+for i in $(find /etc -regextype posix-extended -regex ".+\.pac(new|save)" 2> /dev/null); do sudo rm $i ${i%%.pacnew}; done
+```
+
 Get Github or Gitlab user key:
 
 ```console