diff --git a/client/src/components/profile/ModuleActivity.vue b/client/src/components/profile/ModuleActivity.vue
index 07ab1655..58d38c44 100644
--- a/client/src/components/profile/ModuleActivity.vue
+++ b/client/src/components/profile/ModuleActivity.vue
@@ -3,10 +3,11 @@
     class="module-activity"
     v-if="!empty"
   >
-    <h3 class="module-activity__module-name">
+    <h3 class="module-activity__topic-name">
       {{ module.topic.title }}
     </h3>
-    <h2 class="module-activity__title">{{ module.metaTitle }} - {{ module.title }}</h2>
+    <h2 class="module-activity__title">{{ module.title }}</h2>
+    <h3 class="module-activity__meta-title">{{ module.metaTitle }}</h3>
     <div class="module-activity__tasks activity-tasks">
       <activity-entry
         title="Aufgabe & Ergebnis"
@@ -27,11 +28,12 @@
         {{ answer.survey.title }}
       </activity-entry>
       <activity-entry
-        title="Lesezeichen"
+        title="Lesezeichen ContentBlock"
         class="module-activity__entry"
+        :bookmark="bookmark"
         v-for="bookmark in contentBookmarks"
         :key="bookmark.id"
-        @link="goTo(bookmark.uuid)"
+        @link="goTo(bookmark.contentBlock.id)"
       >
         <content-bookmark :bookmark="bookmark" />
       </activity-entry>
@@ -47,11 +49,12 @@
       <activity-entry
         title="Notiz"
         class="module-activity__entry"
-        v-for="note in notes"
-        :key="note.id"
-        @link="goTo(note.id)"
+        :bookmark="noteBookmark"
+        v-for="noteBookmark in notes"
+        :key="noteBookmark.note.id"
+        @link="goTo(noteBookmark.contentBlock.id)"
       >
-        {{ note.text }}
+        {{ noteBookmark.note.text }}
       </activity-entry>
     </div>
   </div>
@@ -73,11 +76,11 @@ export default {
   computed: {
     empty() {
       return !(
-        this.module.mySubmissions.length ||
-        this.module.myAnswers.length ||
-        this.module.myContentBookmarks.length ||
-        this.module.myChapterBookmarks.length ||
-        this.module.bookmark
+        this.notes.length ||
+        this.answers.length ||
+        this.submissions.length ||
+        this.contentBookmarks.length ||
+        this.chapterBookmarks.length
       );
     },
     notes() {
@@ -86,7 +89,6 @@ export default {
             .concat(this.module.myContentBookmarks)
             .concat([this.module.bookmark ? this.module.bookmark : {}])
             .filter((b) => b.note)
-            .map((b) => b.note)
         : [];
     },
     submissions() {
@@ -140,9 +142,7 @@ export default {
     max-width: 320px;
   }
 
-  margin-bottom: 2 * $large-spacing;
-
-  &__module-name {
+  &__topic-name {
     @include regular-text;
     margin-bottom: $small-spacing;
   }
@@ -150,7 +150,10 @@ export default {
   &__title {
     @include heading-2;
   }
-
+    &__meta-title {
+    @include regular-text;
+    margin-bottom: $small-spacing;
+  }
   &__entry {
     &:first-of-type {
       border-top: 1px solid $color-silver;
diff --git a/client/src/pages/activity.vue b/client/src/pages/activity.vue
index e96bc9da..4700cf8b 100644
--- a/client/src/pages/activity.vue
+++ b/client/src/pages/activity.vue
@@ -42,14 +42,14 @@ export default {
       update(data) {
         return this.$getRidOfEdges(data).myActivity;
       },
-      pollInterval: 5000,
+      pollInterval: 15000,
     },
     instruments: {
       query: MY_ACTIVITY_QUERY,
       update(data) {
         return this.$getRidOfEdges(data).myInstrumentActivity;
       },
-      pollInterval: 5000,
+      pollInterval: 15000,
     },
   },
 
diff --git a/server/users/schema/queries.py b/server/users/schema/queries.py
index cf0e44a0..8b33e18b 100644
--- a/server/users/schema/queries.py
+++ b/server/users/schema/queries.py
@@ -29,7 +29,7 @@ class UsersQuery(object):
         return Module.objects.all()
 
     def resolve_my_instrument_activity(self, info, **kwargs):
-        return BasicKnowledge.objects.all()
+        return BasicKnowledge.objects.filter(instrumentbookmark__user=info.context.user)
 
 
 class AllUsersQuery(object):