diff --git a/docs/linux/wireguard/install.sh b/docs/linux/wireguard/install.sh
index a565bbb..2f44589 100755
--- a/docs/linux/wireguard/install.sh
+++ b/docs/linux/wireguard/install.sh
@@ -12,6 +12,7 @@ else
     wireguard_port="$2"
 fi
 
+sudo apt update
 sudo apt install -y wireguard
 
 cd /etc/wireguard/