diff --git a/x b/x
index d29af72..c550805 100644
--- a/x
+++ b/x
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 # setze Variable
-# Format <fqdn>,<path to ssh-private-key(passwordless)>
+# Format <FQDN>,<SSH_KEY_PATH to ssh-private-key(passwordless)>
 devices="rb5009.grote.lan,/home/mg/oxidized-selfmade/neu
          hex.grote.lan,/ssh/keys/hex"
 
@@ -33,17 +33,17 @@ OLD_IFS=$IFS
 # Set the IFS to a comma to split the values
 IFS=','
 
-while read -r fqdn path; do
+while read -r FQDN SSH_KEY_PATH; do
   # bereinige FQDN
-  fqdn=$(echo $fqdn | tr -d "[:space:]")
+  FQDN=$(echo "$FQDN" | tr -d "[:space:]")
   # prüfe ob Key existiert
-  if [ ! -e "$path" ]; then
-    echo "File file_path does not exist."
+  if [ ! -e "$SSH_KEY_PATH" ]; then
+    echo "File SSH_KEY_PATH does not exist."
     exit 2
   fi
-  ssh -n -i "$path" "$fqdn" "/export show-sensitive" > "config_${fqdn}.rsc"
-  git add "config_${fqdn}.rsc"
-  git commit -m "update config_${fqdn}"
+  ssh -n -i "$SSH_KEY_PATH" "$FQDN" "/export show-sensitive" > "config_${FQDN}.rsc"
+  git add "config_${FQDN}.rsc"
+  git commit -m "update config_${FQDN}"
 done <<< "$devices"
 
 git push