diff --git a/mpicms/static/wagtail_modeltranslation/js/copy_stream_fields.js b/mpicms/static/wagtail_modeltranslation/js/copy_stream_fields.js
new file mode 100644
index 0000000..33e51e8
--- /dev/null
+++ b/mpicms/static/wagtail_modeltranslation/js/copy_stream_fields.js
@@ -0,0 +1,68 @@
+// Copied from wagtail-modeltranslation in order to remove a bug
+
+
+/* Creates the copy buttons in the header of each stream field */
+$(document).ready(function(){
+	//All the stream fields with all his content
+	var allStreamFields = $('li.stream-field');
+
+	/* Iterate all stream fields, put the copy buttons in each one.*/
+	for (var i = 0; i < allStreamFields.length; i++) {
+		//Current Field with all content
+		var currentStreamField = allStreamFields[i];
+		//Current Field header
+		var header = $(currentStreamField).children()[0];  // MODIFIED to remove the h2 lookup
+		//Search for the input field so that we can get is id to know the field's name.
+		var streamFieldDiv = $(currentStreamField).find('div.sequence-container.sequence-type-stream')[0];
+		var fieldInfos = $(streamFieldDiv).children('input')[0].id.split('-')[0];
+    var lastUnderscore = fieldInfos.lastIndexOf("_");
+    var fieldName = fieldInfos.substring(0, lastUnderscore);
+    var fieldLang = fieldInfos.substring(lastUnderscore + 1, fieldInfos.length);
+		//The cycle to create the buttons for copy each language field
+		var copyContentString = 'Copy content from';
+		header.innerHTML += '<div class="translation-field-copy-wrapper">'+copyContentString+': </div>';
+		for (var j = 0; j < langs.length; j++) {
+			if (fieldLang != langs[j]) {
+				var currentFieldID = fieldName + '_' + fieldLang;
+				var targetFieldID = fieldName + '_' + langs [j];
+				$(header).children('.translation-field-copy-wrapper')[0].innerHTML += '<button class="translation-field-copy" current-lang-code="'+ currentFieldID +'" data-lang-code="'+ targetFieldID +'">'+langs[j]+'</button>';
+			};
+		};
+	};
+
+	/* on click binding */
+	$('.translation-field-copy').click(function(event){
+		event.preventDefault();
+		var lang = $(this).attr('data-lang-code');
+		var currentLang = $(this).attr('current-lang-code');
+		requestCopyField(lang, currentLang);
+	});
+});
+
+/* Copy the content of originID field to the targetID field */
+function requestCopyField(originID, targetID) {
+	/* Get the originID field and convert him to json string */
+	var serializedForm = $("#page-edit-form").serializeArray();
+	var serializedOriginField = $.grep(serializedForm, function(obj){return obj.name.indexOf(originID) >= 0;});
+	var jsonString = JSON.stringify(serializedOriginField);
+
+	/*
+	 * AJAX request that returns the html content of originID field
+	 * with the id's changed to targetID
+	 */
+	$.ajax({
+		url: 'copy_translation_content',
+		type: 'POST',
+		dataType: 'json',
+		data: {'origin_field_name': originID, 'target_field_name': targetID, 'serializedOriginField': jsonString},
+	})
+	.done(function(data) {
+		/* Put the html data in the targetID field */
+		var wrapperDiv = $("#"+targetID+"-count").parents('.input')[0];
+		$(wrapperDiv).html(data);
+	})
+	.fail(function(error) {
+		console.log("wagtail-modeltranslation error: %s", error.responseText);
+	})
+
+}