diff --git a/gemeinsamforschen/src/main/webapp/annotation/create-unstructured-annotation.jsp b/gemeinsamforschen/src/main/webapp/annotation/create-unstructured-annotation.jsp
index e9c17485ec2f23c430340be0d031624336039493..0fb1a61af38ffc51773fc1d5e98aa296c3dc52ff 100644
--- a/gemeinsamforschen/src/main/webapp/annotation/create-unstructured-annotation.jsp
+++ b/gemeinsamforschen/src/main/webapp/annotation/create-unstructured-annotation.jsp
@@ -83,6 +83,7 @@
                             <div id="{{>nameLower}}" class="category-card not-added">
                                 <p>{{>name}}</p>
                             </div>
+                            <a onClick="deleteCategory('{{>nameLower}}');"><i class="fa fa-trash" aria-hidden="true"></i></a>
                         </li>
                     {{/for}}
                 </script>
diff --git a/gemeinsamforschen/src/main/webapp/annotation/js/unstructuredAnnotation.js b/gemeinsamforschen/src/main/webapp/annotation/js/unstructuredAnnotation.js
index 44fa1797156a19ee146b1bd6db2eb1146be95d52..84a772b968f4b70d6aca49a12482fd1b5fdebfbe 100644
--- a/gemeinsamforschen/src/main/webapp/annotation/js/unstructuredAnnotation.js
+++ b/gemeinsamforschen/src/main/webapp/annotation/js/unstructuredAnnotation.js
@@ -20,6 +20,7 @@ $(document).ready(function () {
         saveButtonHandler();
     });
 
+
     /**
      * Context menu handler
      */
@@ -243,4 +244,19 @@ function buildAnnotationList(categories) {
     let tmpl = $.templates("#annotationTemplate");
     let html = tmpl.render(data);
     $("#annotations").html(html);
+}
+
+function deleteCategory(category) {
+    let categoryLI = $('#' + category);
+    let textArrays = categoryLI.data('array');
+    for (let i = 0; i < textArrays.length; i++) {
+        quill.formatText(textArrays[i].start, textArrays[i].end - textArrays[i].start, 'background', '#FFF');
+    }
+    categoryLI.data('array', []);
+
+    $('.added-' + category).each(function () {
+        $(this).toggleClass('added-' + category + ' not-added');
+    });
+
+    let test = category;
 }
\ No newline at end of file
diff --git a/gemeinsamforschen/src/main/webapp/project/js/tasks.js b/gemeinsamforschen/src/main/webapp/project/js/tasks.js
index c686171ae256b0fb294efa32b38855e80a0b1af1..7f75c394cd518818cf01ce028bf9bffb05d84cad 100644
--- a/gemeinsamforschen/src/main/webapp/project/js/tasks.js
+++ b/gemeinsamforschen/src/main/webapp/project/js/tasks.js
@@ -58,7 +58,7 @@ function fitObjectInTmpl(object) {
     };
 
     if (object.taskType !== "INFO") {
-        if (object.groupTask === true) {
+        if (object.groupTask !== 0) {
             result.taskType = "grouptask"
         } else {
             result.taskType = "usertask"