diff --git a/zsh_functions b/zsh_functions
index 8646175..131c88f 100644
--- a/zsh_functions
+++ b/zsh_functions
@@ -85,6 +85,7 @@ virtual_env_prompt() {
 }
 
 delete-old-archives() {
+    sudo tarsnap --fsck
     archives=$(sudo tarsnap --list-archives | sort)
     del_archives=$(echo $archives | head -n $(($(echo $archives | wc -l) - 3)))
     del_archives=("${(@f)del_archives}")
diff --git a/zshrc b/zshrc
index 3e17286..6c834b6 100644
--- a/zshrc
+++ b/zshrc
@@ -19,7 +19,7 @@ export SYSTEMD_EDITOR=vim
 
 alias sudo='sudo '
 alias tasks="ps -u fab"
-alias update-grub="grub-mkconfig -o /boot/grub/grub.cfg"
+alias update-grub="sudo grub-mkconfig -o /boot/grub/grub.cfg"
 alias sml2p='/home/fab/.Sync-my-L2P/Sync-my-L2P.run'
 alias ssh='ssh '
 alias ping='ping '