diff --git a/resources/skins/dark/html_wrapper.html b/resources/skins/dark/html_wrapper.html
index 441e9c682..012f6975f 100755
--- a/resources/skins/dark/html_wrapper.html
+++ b/resources/skins/dark/html_wrapper.html
@@ -7233,6 +7233,10 @@ a.list-group-item-danger.active:focus {
       .card-block {
         padding: .4rem;
       }
+      img {
+        max-height: 80%;
+        max-width: 80%;
+      }
 
     </style>
 
diff --git a/resources/skins/vergilius/html_wrapper.html b/resources/skins/vergilius/html_wrapper.html
index 864d1f0a2..59dccfa2e 100755
--- a/resources/skins/vergilius/html_wrapper.html
+++ b/resources/skins/vergilius/html_wrapper.html
@@ -5929,6 +5929,10 @@
       .card-block {
         padding: .4rem;
       }
+      img {
+        max-height: 80%;
+        max-width: 80%;
+      }
 
     </style>
 
diff --git a/src/miscellaneous/feedreader.cpp b/src/miscellaneous/feedreader.cpp
index 7198a301f..f53ce1a35 100755
--- a/src/miscellaneous/feedreader.cpp
+++ b/src/miscellaneous/feedreader.cpp
@@ -224,7 +224,6 @@ void FeedReader::checkServicesForAsyncOperations(bool wait_for_future) {
   if (m_cacheSaveFutureWatcher->future().isRunning()) {
     qDebug("Previous future is still running.");
 
-
     // If we want to wait for future synchronously, we want to make sure that
     // we save all cached data (app exit).
     if (wait_for_future) {
diff --git a/src/miscellaneous/feedreader.h b/src/miscellaneous/feedreader.h
index 46c0b8413..868b9a616 100755
--- a/src/miscellaneous/feedreader.h
+++ b/src/miscellaneous/feedreader.h
@@ -58,6 +58,7 @@ class FeedReader : public QObject {
     // Schedules given feeds for update.
     void updateFeeds(const QList<Feed*> &feeds);
 
+    // True if feed update is running right now.
     bool isFeedUpdateRunning() const;
 
     // Resets global auto-update intervals according to settings
diff --git a/src/services/owncloud/owncloudcategory.cpp b/src/services/owncloud/owncloudcategory.cpp
index c623efafc..f6196e391 100755
--- a/src/services/owncloud/owncloudcategory.cpp
+++ b/src/services/owncloud/owncloudcategory.cpp
@@ -17,6 +17,7 @@
 
 #include "services/owncloud/owncloudcategory.h"
 
+#include "services/owncloud/owncloudserviceroot.h"
 #include "miscellaneous/application.h"
 #include "miscellaneous/iconfactory.h"
 
@@ -33,5 +34,14 @@ OwnCloudCategory::OwnCloudCategory(const QSqlRecord &record) : Category(nullptr)
   setCustomId(record.value(CAT_DB_CUSTOM_ID_INDEX).toInt());
 }
 
+OwnCloudServiceRoot *OwnCloudCategory::serviceRoot() const {
+  return qobject_cast<OwnCloudServiceRoot*>(getParentServiceRoot());
+}
+
+bool OwnCloudCategory::markAsReadUnread(RootItem::ReadStatus status) {
+  serviceRoot()->addMessageStatesToCache(getParentServiceRoot()->customIDSOfMessagesForItem(this), status);
+  return serviceRoot()->markFeedsReadUnread(getSubTreeFeeds(), status);
+}
+
 OwnCloudCategory::~OwnCloudCategory() {
 }
diff --git a/src/services/owncloud/owncloudcategory.h b/src/services/owncloud/owncloudcategory.h
index f5567d71e..87dcd8cb6 100755
--- a/src/services/owncloud/owncloudcategory.h
+++ b/src/services/owncloud/owncloudcategory.h
@@ -21,6 +21,8 @@
 #include "services/abstract/category.h"
 
 
+class OwnCloudServiceRoot;
+
 class OwnCloudCategory : public Category {
     Q_OBJECT
 
@@ -28,6 +30,11 @@ class OwnCloudCategory : public Category {
     explicit OwnCloudCategory(RootItem *parent = nullptr);
     explicit OwnCloudCategory(const QSqlRecord &record);
     virtual ~OwnCloudCategory();
+
+    bool markAsReadUnread(ReadStatus status);
+
+  private:
+    OwnCloudServiceRoot *serviceRoot() const;
 };
 
 #endif // OWNCLOUDSERVICECATEGORY_H