diff --git a/host/mprisplugin.cpp b/host/mprisplugin.cpp
--- a/host/mprisplugin.cpp
+++ b/host/mprisplugin.cpp
@@ -38,6 +38,8 @@
 
 static const QString s_serviceName = QStringLiteral("org.mpris.MediaPlayer2.plasma-browser-integration");
 
+static const int s_maxThumbnailSize = 512;
+
 MPrisPlugin::MPrisPlugin(QObject *parent)
     : AbstractBrowserPlugin(QStringLiteral("mpris"), 1, parent)
     , m_root(new MPrisRoot(this))
@@ -488,7 +490,9 @@
             continue;
         }
 
-        if (!biggest.isValid() || (actualSize.width() >= biggest.width() && actualSize.height() >= biggest.height())) {
+        if (!biggest.isValid() ||
+                (actualSize.width() >= biggest.width() && actualSize.height() >= biggest.height()
+                && actualSize.width() <= s_maxThumbnailSize && actualSize.height() <= s_maxThumbnailSize)) {
             artworkUrl = url;
             biggest = actualSize;
         }