diff --git a/installation-linux-deb.md b/installation-linux-deb.md
index c4f61d9..0facb48 100644
--- a/installation-linux-deb.md
+++ b/installation-linux-deb.md
@@ -22,13 +22,13 @@ sudo apt-get install dirmngr
 Then import the repository key to your `gpg` keyring and export it to your
 `apt` keyring:
 ```
-gpg --fetch-keys https://neilalexander.s3.eu-west-2.amazonaws.com/deb/key.txt
+gpg --fetch-keys https://neilalexander.s3.dualstack.eu-west-2.amazonaws.com/deb/key.txt
 gpg --export 569130E8CA20FBC4CB3FDE555898470A764B32C9 | sudo apt-key add -
 ```
 
 Add the repository into your `apt` sources:
 ```
-echo 'deb http://neilalexander.s3.eu-west-2.amazonaws.com/deb/ debian yggdrasil' | sudo tee /etc/apt/sources.list.d/yggdrasil.list
+echo 'deb http://neilalexander.s3.dualstack.eu-west-2.amazonaws.com/deb/ debian yggdrasil' | sudo tee /etc/apt/sources.list.d/yggdrasil.list
 sudo apt-get update
 ```