diff --git a/login.sh b/login.sh
index 3596b4b..6eb807a 100755
--- a/login.sh
+++ b/login.sh
@@ -52,6 +52,7 @@ declare -A HOSTS=(
   ["PHOSCON"]="100.87.87.90"
   ["DIETPI"]="100.87.87.4"
   ["PROXI"]="100.87.87.100"
+  ["MATE3"]="100.87.87.108"
   ["PC77"]="100.87.87.77"
 )
 
@@ -86,7 +87,7 @@ log_info "Generiere temporären SSH-Key"
 ssh-keygen -f "$KEY_NAME" -N "" -C "$SSH_USER@temp" > /dev/null
 
 log_info "Sende Public Key zur CA (${CA_HOST})"
-scp -P "$CA_PORT" "${KEY_NAME}.pub" "${CA_USER}@${CA_HOST}:/tmp/" || {
+scp -P "$CA_PORT" -i "$CA_KEY_PATH" "${KEY_NAME}.pub" "${CA_USER}@${CA_HOST}:/tmp/" || {
     log_error "Fehler beim Senden des Public Keys zur CA"
     exit 1
 }
@@ -98,7 +99,7 @@ ssh -i "$CA_KEY_PATH" -p "$CA_PORT" "${CA_USER}@${CA_HOST}"     "$REMOTE_SIGN_SC
 }
 
 log_info "Lade signiertes Zertifikat von CA"
-scp -P "$CA_PORT" "${CA_USER}@${CA_HOST}:/tmp/${KEY_NAME}-cert.pub" . || {
+scp -P "$CA_PORT" -i "$CA_KEY_PATH" "${CA_USER}@${CA_HOST}:/tmp/${KEY_NAME}-cert.pub" . || {
     log_error "Fehler beim Abrufen des Zertifikats von der CA"
     exit 1
 }