diff --git a/app/dialog/rendercancel/rendercancel.cpp b/app/dialog/rendercancel/rendercancel.cpp
index 3b78e00e0..201a1c13c 100644
--- a/app/dialog/rendercancel/rendercancel.cpp
+++ b/app/dialog/rendercancel/rendercancel.cpp
@@ -39,6 +39,8 @@ void RenderCancelDialog::WorkerDone()
 
 void RenderCancelDialog::showEvent(QShowEvent *event)
 {
+  QDialog::showEvent(event);
+  
   UpdateProgress();
 }