diff --git a/caddy/_install.sh b/caddy/_install.sh
index 2668bfc..2680902 100644
--- a/caddy/_install.sh
+++ b/caddy/_install.sh
@@ -6,6 +6,9 @@ if [[ $(which caddy) != "/usr/bin/caddy" ]]; then
   # Install sources and keys
   curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/gpg.key' | gpg --dearmor -o /usr/share/keyrings/caddy-stable-archive-keyring.gpg
   curl -1sLf 'https://dl.cloudsmith.io/public/caddy/stable/debian.deb.txt' | tee /etc/apt/sources.list.d/caddy-stable.list
+
+  # Update newly added source
+  apt update
 fi
 
 # Install or upgrade caddy