diff --git a/src/document/UBDocumentContainer.cpp b/src/document/UBDocumentContainer.cpp
index f6551cc0..3584edbb 100644
--- a/src/document/UBDocumentContainer.cpp
+++ b/src/document/UBDocumentContainer.cpp
@@ -92,7 +92,7 @@ void UBDocumentContainer::deletePages(QList<int>& pageIndexes)
         offset++;
 
     }
-
+    emit documentThumbnailsUpdated(this);
 }
 
 void UBDocumentContainer::addPage(int index)