diff --git a/src/Biopen/GeoDirectoryBundle/Document/OptionValue.php b/src/Biopen/GeoDirectoryBundle/Document/OptionValue.php
index 00fec57b72560079bc5827b9fb959dd3aa59fb51..aa7339b5ef53775c0f01389832c0c7d4887b37e6 100755
--- a/src/Biopen/GeoDirectoryBundle/Document/OptionValue.php
+++ b/src/Biopen/GeoDirectoryBundle/Document/OptionValue.php
@@ -39,7 +39,7 @@ class OptionValue
     {
         $result = "{";
         $result .=  '"id":'   . $this->optionId ;
-        if ($optionName) $result .=  ', "name":'   . json_encode($optionName);
+        if ($optionName) $result .=  ', "name":'   . $optionName;
         $result .=', "description":'  . json_encode($this->description);
         $result .=', "index":'   . $this->index;
         $result .= "}";