diff --git a/cobertura.xml b/cobertura.xml
index 3600d3f..338d454 100644
--- a/cobertura.xml
+++ b/cobertura.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE coverage SYSTEM "http://cobertura.sourceforge.net/xml/coverage-04.dtd">
-<coverage line-rate="0.74630784378077" branch-rate="0" lines-covered="2274" lines-valid="3047" branches-covered="0" branches-valid="0" complexity="1345" version="0.4" timestamp="1752753637">
+<coverage line-rate="0.73794686782552" branch-rate="0" lines-covered="2250" lines-valid="3049" branches-covered="0" branches-valid="0" complexity="1346" version="0.4" timestamp="1752753848">
   <sources>
     <source>/home/thomas/projekte/calc/src</source>
   </sources>
@@ -6116,9 +6116,9 @@
         </class>
       </classes>
     </package>
-    <package name="Option/Parser/Select.php" line-rate="0.77586206896552" branch-rate="0" complexity="53">
+    <package name="Option/Parser/Select.php" line-rate="0.61206896551724" branch-rate="0" complexity="53">
       <classes>
-        <class name="PSC\Library\Calc\Option\Parser\Select" filename="Option/Parser/Select.php" line-rate="0.77586206896552" branch-rate="0" complexity="53">
+        <class name="PSC\Library\Calc\Option\Parser\Select" filename="Option/Parser/Select.php" line-rate="0.61206896551724" branch-rate="0" complexity="53">
           <methods>
             <method name="__construct" signature="null|string $mode" line-rate="1" branch-rate="0" complexity="7">
               <lines>
@@ -6226,30 +6226,30 @@
                 <line number="172" hits="0"/>
               </lines>
             </method>
-            <method name="parseModeColorDbXML" signature="" line-rate="1" branch-rate="0" complexity="5">
+            <method name="parseModeColorDbXML" signature="" line-rate="0.24" branch-rate="0" complexity="5">
               <lines>
                 <line number="181" hits="8"/>
                 <line number="183" hits="8"/>
                 <line number="185" hits="8"/>
-                <line number="186" hits="1"/>
-                <line number="188" hits="1"/>
-                <line number="190" hits="1"/>
-                <line number="191" hits="1"/>
-                <line number="193" hits="1"/>
-                <line number="194" hits="1"/>
-                <line number="197" hits="1"/>
-                <line number="198" hits="1"/>
-                <line number="199" hits="1"/>
-                <line number="200" hits="1"/>
-                <line number="201" hits="1"/>
-                <line number="202" hits="1"/>
-                <line number="203" hits="1"/>
-                <line number="204" hits="1"/>
-                <line number="205" hits="1"/>
-                <line number="206" hits="1"/>
-                <line number="207" hits="1"/>
-                <line number="208" hits="1"/>
-                <line number="212" hits="1"/>
+                <line number="186" hits="0"/>
+                <line number="188" hits="0"/>
+                <line number="190" hits="0"/>
+                <line number="191" hits="0"/>
+                <line number="193" hits="0"/>
+                <line number="194" hits="0"/>
+                <line number="197" hits="0"/>
+                <line number="198" hits="0"/>
+                <line number="199" hits="0"/>
+                <line number="200" hits="0"/>
+                <line number="201" hits="0"/>
+                <line number="202" hits="0"/>
+                <line number="203" hits="0"/>
+                <line number="204" hits="0"/>
+                <line number="205" hits="0"/>
+                <line number="206" hits="0"/>
+                <line number="207" hits="0"/>
+                <line number="208" hits="0"/>
+                <line number="212" hits="0"/>
                 <line number="213" hits="8"/>
                 <line number="215" hits="8"/>
                 <line number="217" hits="8"/>
@@ -6379,25 +6379,25 @@
             <line number="181" hits="8"/>
             <line number="183" hits="8"/>
             <line number="185" hits="8"/>
-            <line number="186" hits="1"/>
-            <line number="188" hits="1"/>
-            <line number="190" hits="1"/>
-            <line number="191" hits="1"/>
-            <line number="193" hits="1"/>
-            <line number="194" hits="1"/>
-            <line number="197" hits="1"/>
-            <line number="198" hits="1"/>
-            <line number="199" hits="1"/>
-            <line number="200" hits="1"/>
-            <line number="201" hits="1"/>
-            <line number="202" hits="1"/>
-            <line number="203" hits="1"/>
-            <line number="204" hits="1"/>
-            <line number="205" hits="1"/>
-            <line number="206" hits="1"/>
-            <line number="207" hits="1"/>
-            <line number="208" hits="1"/>
-            <line number="212" hits="1"/>
+            <line number="186" hits="0"/>
+            <line number="188" hits="0"/>
+            <line number="190" hits="0"/>
+            <line number="191" hits="0"/>
+            <line number="193" hits="0"/>
+            <line number="194" hits="0"/>
+            <line number="197" hits="0"/>
+            <line number="198" hits="0"/>
+            <line number="199" hits="0"/>
+            <line number="200" hits="0"/>
+            <line number="201" hits="0"/>
+            <line number="202" hits="0"/>
+            <line number="203" hits="0"/>
+            <line number="204" hits="0"/>
+            <line number="205" hits="0"/>
+            <line number="206" hits="0"/>
+            <line number="207" hits="0"/>
+            <line number="208" hits="0"/>
+            <line number="212" hits="0"/>
             <line number="213" hits="8"/>
             <line number="215" hits="8"/>
             <line number="217" hits="8"/>
@@ -7900,9 +7900,9 @@
         </class>
       </classes>
     </package>
-    <package name="Option/Type/Select.php" line-rate="0.80645161290323" branch-rate="0" complexity="29">
+    <package name="Option/Type/Select.php" line-rate="0.796875" branch-rate="0" complexity="30">
       <classes>
-        <class name="PSC\Library\Calc\Option\Type\Select" filename="Option/Type/Select.php" line-rate="0.80645161290323" branch-rate="0" complexity="29">
+        <class name="PSC\Library\Calc\Option\Type\Select" filename="Option/Type/Select.php" line-rate="0.796875" branch-rate="0" complexity="30">
           <methods>
             <method name="__construct" signature="" line-rate="1" branch-rate="0" complexity="1">
               <lines>
@@ -8021,7 +8021,7 @@
                 <line number="170" hits="1"/>
               </lines>
             </method>
-            <method name="generateJson" signature="" line-rate="0.88888888888889" branch-rate="0" complexity="3">
+            <method name="generateJson" signature="" line-rate="0.81818181818182" branch-rate="0" complexity="4">
               <lines>
                 <line number="175" hits="1"/>
                 <line number="176" hits="1"/>
@@ -8031,7 +8031,9 @@
                 <line number="181" hits="1"/>
                 <line number="183" hits="1"/>
                 <line number="184" hits="1"/>
-                <line number="187" hits="1"/>
+                <line number="185" hits="1"/>
+                <line number="188" hits="0"/>
+                <line number="190" hits="1"/>
               </lines>
             </method>
           </methods>
@@ -8097,18 +8099,20 @@
             <line number="181" hits="1"/>
             <line number="183" hits="1"/>
             <line number="184" hits="1"/>
-            <line number="187" hits="1"/>
+            <line number="185" hits="1"/>
+            <line number="188" hits="0"/>
+            <line number="190" hits="1"/>
           </lines>
         </class>
       </classes>
     </package>
-    <package name="Option/Type/Select/ColorOpt.php" line-rate="0.5" branch-rate="0" complexity="12">
+    <package name="Option/Type/Select/ColorOpt.php" line-rate="0" branch-rate="0" complexity="12">
       <classes>
-        <class name="PSC\Library\Calc\Option\Type\Select\ColorOpt" filename="Option/Type/Select/ColorOpt.php" line-rate="0.5" branch-rate="0" complexity="12">
+        <class name="PSC\Library\Calc\Option\Type\Select\ColorOpt" filename="Option/Type/Select/ColorOpt.php" line-rate="0" branch-rate="0" complexity="12">
           <methods>
-            <method name="setValue" signature="string $value" line-rate="1" branch-rate="0" complexity="1">
+            <method name="setValue" signature="string $value" line-rate="0" branch-rate="0" complexity="1">
               <lines>
-                <line number="24" hits="1"/>
+                <line number="24" hits="0"/>
               </lines>
             </method>
             <method name="getValue" signature="" line-rate="0" branch-rate="0" complexity="1">
@@ -8121,9 +8125,9 @@
                 <line number="34" hits="0"/>
               </lines>
             </method>
-            <method name="setColorHex" signature="string $colorHex" line-rate="1" branch-rate="0" complexity="1">
+            <method name="setColorHex" signature="string $colorHex" line-rate="0" branch-rate="0" complexity="1">
               <lines>
-                <line number="39" hits="1"/>
+                <line number="39" hits="0"/>
               </lines>
             </method>
             <method name="getColorCMYK" signature="" line-rate="0" branch-rate="0" complexity="1">
@@ -8131,9 +8135,9 @@
                 <line number="44" hits="0"/>
               </lines>
             </method>
-            <method name="setColorCMYK" signature="string $colorCMYK" line-rate="1" branch-rate="0" complexity="1">
+            <method name="setColorCMYK" signature="string $colorCMYK" line-rate="0" branch-rate="0" complexity="1">
               <lines>
-                <line number="49" hits="1"/>
+                <line number="49" hits="0"/>
               </lines>
             </method>
             <method name="getColorRGB" signature="" line-rate="0" branch-rate="0" complexity="1">
@@ -8141,9 +8145,9 @@
                 <line number="54" hits="0"/>
               </lines>
             </method>
-            <method name="setColorRGB" signature="string $colorRGB" line-rate="1" branch-rate="0" complexity="1">
+            <method name="setColorRGB" signature="string $colorRGB" line-rate="0" branch-rate="0" complexity="1">
               <lines>
-                <line number="59" hits="1"/>
+                <line number="59" hits="0"/>
               </lines>
             </method>
             <method name="getSuffix" signature="" line-rate="0" branch-rate="0" complexity="1">
@@ -8151,9 +8155,9 @@
                 <line number="67" hits="0"/>
               </lines>
             </method>
-            <method name="setSuffix" signature="$suffix" line-rate="1" branch-rate="0" complexity="1">
+            <method name="setSuffix" signature="$suffix" line-rate="0" branch-rate="0" complexity="1">
               <lines>
-                <line number="75" hits="1"/>
+                <line number="75" hits="0"/>
               </lines>
             </method>
             <method name="getPrefix" signature="" line-rate="0" branch-rate="0" complexity="1">
@@ -8161,25 +8165,25 @@
                 <line number="80" hits="0"/>
               </lines>
             </method>
-            <method name="setPrefix" signature="?string $prefix" line-rate="1" branch-rate="0" complexity="1">
+            <method name="setPrefix" signature="?string $prefix" line-rate="0" branch-rate="0" complexity="1">
               <lines>
-                <line number="85" hits="1"/>
+                <line number="85" hits="0"/>
               </lines>
             </method>
           </methods>
           <lines>
-            <line number="24" hits="1"/>
+            <line number="24" hits="0"/>
             <line number="29" hits="0"/>
             <line number="34" hits="0"/>
-            <line number="39" hits="1"/>
+            <line number="39" hits="0"/>
             <line number="44" hits="0"/>
-            <line number="49" hits="1"/>
+            <line number="49" hits="0"/>
             <line number="54" hits="0"/>
-            <line number="59" hits="1"/>
+            <line number="59" hits="0"/>
             <line number="67" hits="0"/>
-            <line number="75" hits="1"/>
+            <line number="75" hits="0"/>
             <line number="80" hits="0"/>
-            <line number="85" hits="1"/>
+            <line number="85" hits="0"/>
           </lines>
         </class>
       </classes>
@@ -8300,7 +8304,7 @@
           <methods>
             <method name="__construct" signature="" line-rate="1" branch-rate="0" complexity="1">
               <lines>
-                <line number="26" hits="141"/>
+                <line number="26" hits="140"/>
               </lines>
             </method>
             <method name="getId" signature="" line-rate="1" branch-rate="0" complexity="1">
@@ -8310,7 +8314,7 @@
             </method>
             <method name="setId" signature="$id" line-rate="1" branch-rate="0" complexity="1">
               <lines>
-                <line number="43" hits="141"/>
+                <line number="43" hits="140"/>
               </lines>
             </method>
             <method name="getLabel" signature="" line-rate="1" branch-rate="0" complexity="1">
@@ -8320,7 +8324,7 @@
             </method>
             <method name="setLabel" signature="$label" line-rate="1" branch-rate="0" complexity="1">
               <lines>
-                <line number="59" hits="141"/>
+                <line number="59" hits="140"/>
               </lines>
             </method>
             <method name="getEdgesCollectionContainer" signature="" line-rate="1" branch-rate="0" complexity="1">
@@ -8374,11 +8378,11 @@
             </method>
           </methods>
           <lines>
-            <line number="26" hits="141"/>
+            <line number="26" hits="140"/>
             <line number="35" hits="126"/>
-            <line number="43" hits="141"/>
+            <line number="43" hits="140"/>
             <line number="51" hits="117"/>
-            <line number="59" hits="141"/>
+            <line number="59" hits="140"/>
             <line number="67" hits="126"/>
             <line number="75" hits="140"/>
             <line number="83" hits="126"/>
diff --git a/src/Option/Type/Select.php b/src/Option/Type/Select.php
index c1e7346..956c3cb 100644
--- a/src/Option/Type/Select.php
+++ b/src/Option/Type/Select.php
@@ -180,10 +180,13 @@ class Select extends Base
         $obj->options = [];
         $obj->mode = 'normal';
 
-        foreach ($this->options as $opt) {
-            $obj->options[] = $opt->generateJson();
+        if ($this->container == '') {
+            foreach ($this->options as $opt) {
+                $obj->options[] = $opt->generateJson();
+            }
+        } else {
+            $obj->options = [];
         }
-
         return $obj;
     }
 }