diff --git a/images/linux/scripts/installers/git.sh b/images/linux/scripts/installers/git.sh
index e3e821c83..2d2a030a7 100644
--- a/images/linux/scripts/installers/git.sh
+++ b/images/linux/scripts/installers/git.sh
@@ -45,7 +45,7 @@ tar xzf "$tmp_hub"/hub-linux-amd64-*.tgz --strip-components 1 -C "$tmp_hub"
 mv "$tmp_hub"/bin/hub /usr/local/bin
 
 # Add well-known SSH host keys to known_hosts
-ssh-keyscan -t rsa github.com >> /etc/ssh/ssh_known_hosts
+ssh-keyscan -t rsa,ecdsa,ed25519 github.com >> /etc/ssh/ssh_known_hosts
 ssh-keyscan -t rsa ssh.dev.azure.com >> /etc/ssh/ssh_known_hosts
 
 invoke_tests "Tools" "Git"
\ No newline at end of file
diff --git a/images/macos/provision/configuration/configure-ssh.sh b/images/macos/provision/configuration/configure-ssh.sh
index 73095f551..0e448d85f 100755
--- a/images/macos/provision/configuration/configure-ssh.sh
+++ b/images/macos/provision/configuration/configure-ssh.sh
@@ -3,5 +3,5 @@
 [[ ! -d ~/.ssh ]] && mkdir ~/.ssh 2>/dev/null
 chmod 777 ~/.ssh
 
-ssh-keyscan -t rsa github.com >> ~/.ssh/known_hosts
+ssh-keyscan -t rsa,ecdsa,ed25519 github.com >> ~/.ssh/known_hosts
 ssh-keyscan -t rsa ssh.dev.azure.com >> ~/.ssh/known_hosts
diff --git a/images/win/scripts/Installers/Install-Git.ps1 b/images/win/scripts/Installers/Install-Git.ps1
index 2a0c769a0..839f3751d 100644
--- a/images/win/scripts/Installers/Install-Git.ps1
+++ b/images/win/scripts/Installers/Install-Git.ps1
@@ -21,7 +21,7 @@ if (Test-IsWin16) {
 }
 
 # Add well-known SSH host keys to ssh_known_hosts
-ssh-keyscan -t rsa github.com >> "C:\Program Files\Git\etc\ssh\ssh_known_hosts"
+ssh-keyscan -t rsa,ecdsa,ed25519 github.com >> "C:\Program Files\Git\etc\ssh\ssh_known_hosts"
 ssh-keyscan -t rsa ssh.dev.azure.com >> "C:\Program Files\Git\etc\ssh\ssh_known_hosts"
 
 Invoke-PesterTests -TestFile "Git"