diff --git a/plugins/extensions/pykrita/plugin/plugins/lastdocumentsdocker/lastdocumentslistmodel.py b/plugins/extensions/pykrita/plugin/plugins/lastdocumentsdocker/lastdocumentslistmodel.py
--- a/plugins/extensions/pykrita/plugin/plugins/lastdocumentsdocker/lastdocumentslistmodel.py
+++ b/plugins/extensions/pykrita/plugin/plugins/lastdocumentsdocker/lastdocumentslistmodel.py
@@ -1,5 +1,8 @@
 from PyQt5.QtCore import QAbstractListModel, Qt
+from PyQt5.QtGui import QImage
 import krita
+import zipfile
+from pathlib import Path
 
 
 class LastDocumentsListModel(QAbstractListModel):
@@ -18,7 +21,7 @@
         if index.row() >= len(self.recentDocuments):
             return None
 
-        if role == Qt.DecorationRole:            
+        if role == Qt.DecorationRole:
             return self.recentDocuments[index.row()]
         else:
             return None
@@ -37,8 +40,14 @@
         recentDocumentsPaths = self.kritaInstance.recentDocuments()
 
         for path in recentDocumentsPaths:
-            document = self.kritaInstance.openDocument(path)
-            if document:
-                self.recentDocuments.append(document.thumbnail(70, 60))
-                document.close()
+            if path:
+                thumbnail = None
+                extension = Path(path).suffix
+                if extension == '.kra':
+                    page = zipfile.ZipFile(path, "r")
+                    thumbnail = QImage.fromData(page.read("preview.png"))
+                else:
+                    thumbnail = QImage(path)
+                thumbnail = thumbnail.scaled(200, 150, Qt.KeepAspectRatio)
+                self.recentDocuments.append(thumbnail)
         self.modelReset.emit()