diff --git a/src/NodaTimeSplitter.php b/src/NodaTimeSplitter.php
index b5e98e5..ae38835 100644
--- a/src/NodaTimeSplitter.php
+++ b/src/NodaTimeSplitter.php
@@ -327,10 +327,10 @@ final class NodaTimeSplitter {
         if (self::is_numeric((string)substr($datum, -4))) $year = substr($datum, -4);
 
         if (!empty($year) and !empty($monat) and !empty($day) and $use_day) {
-            return [$year, $year, $monat, $day];
+            return [$year, $year, $monat, $day, '+'];
         }
         else if (!empty($year) and !empty($monat)) {
-            return [$year, $year, $monat, "00"];
+            return [$year, $year, $monat, "00", '+'];
         }
         return [];
 
@@ -384,10 +384,10 @@ final class NodaTimeSplitter {
         if (self::is_numeric((string)substr($datum, 0, 4))) $year = substr($datum, 0, 4);
 
         if (!empty($year) and !empty($monat) and !empty($day)) {
-            return [$year, $year, $monat, $day];
+            return [$year, $year, $monat, $day, '+'];
         }
         else if (!empty($year) and !empty($monat)) {
-            return [$year, $year, $monat, "00"];
+            return [$year, $year, $monat, "00", '+'];
         }
         return [];
 
@@ -408,7 +408,7 @@ final class NodaTimeSplitter {
             return [];
         }
 
-        return [date("Y", $timeInt), date("m", $timeInt), date("d", $timeInt)];
+        return [date("Y", $timeInt), date("m", $timeInt), date("d", $timeInt), '+'];
 
     }