diff --git a/filter.sh b/filter.sh
index 75959c7..fd4cc44 100755
--- a/filter.sh
+++ b/filter.sh
@@ -183,6 +183,11 @@ function filter_entries {
                 marked_entries+=" $(echo "$unread_entries" | jq --arg url "$url" --arg suchbegriff "$suchbegriff" '.entries[] | select(.feed.site_url | ascii_downcase | contains($url)) | select(.content | ascii_downcase | contains($suchbegriff)) | .id' )"
             fi
         fi
+        # sortiere und forme marked_entries um
+        # https://unix.stackexchange.com/questions/353321/remove-all-duplicate-word-from-string-using-shell-script
+        # entfernt doppelte eintraege innerhalb einer zeile
+        marked_entries=$(echo marked_entries | xargs -n1 | sort -u | xargs | sed -r 's/\s/\, /g')
+        echo $marked_entries
     done
 }
 function mark_as_read {
@@ -193,13 +198,11 @@ function mark_as_read {
     if [[ $MF_DEBUG -eq 1 ]]; then
         echo "[DEBUG] mark entries as read"
         echo "[DEBUG] marked entry ids: $marked_entries"
-        # https://unix.stackexchange.com/questions/353321/remove-all-duplicate-word-from-string-using-shell-script
-        # entfernt doppelte eintraege innerhalb einer zeile
-        echo "$marked_entries" | xargs -n1 | sort -u | xargs | sed -r 's/\s/\, /g'
+        echo "$marked_entries"
     fi
     # wenn NICHT leer
     # sed wandelt 123 345 456 in 123, 245, 345 um.
-    if [[ $(echo "$marked_entries" | xargs -n1 | sort -u | xargs | sed -r 's/\s/\, /g') ]]; then
+    if [[ -n "$marked_entries"  ]]; then
         curl --request PUT --silent --header "X-Auth-Token: $MF_AUTH_TOKEN" --header "Content-Type: application/json" --data "{\"entry_ids\": [$(echo "$marked_entries" | xargs -n1 | sort -u | xargs | sed -r 's/\s/\, /g')], \"status\": \"read\"}" "$MF_API_URL/entries"
         # gebe entry-titel aus
         for i in $(echo "$marked_entries" | xargs -n1 | sort -u | xargs); do
@@ -232,3 +235,7 @@ case "$1" in
             sleep "$MF_SLEEP"
         done
 esac
+
+
+
+# curl --request PUT  --header "X-Auth-Token: hLPp23gO8QeZWPYXXXXXXXMs0jG0XTYgNZBgRA=" --header "Content-Type: application/json" --data '{"entry_ids":[388229, 388211], "status":"read"}' https://miniflux.mgrote.net/v1/entries