diff --git a/companion/src/mdichild.cpp b/companion/src/mdichild.cpp
index cd21dd2f0..0fccbf92a 100644
--- a/companion/src/mdichild.cpp
+++ b/companion/src/mdichild.cpp
@@ -674,8 +674,8 @@ void MdiChild::print(int model, QString filename)
   }
 
   if (pd) {
+    pd->setAttribute(Qt::WA_DeleteOnClose, true);
     pd->show();
-    delete pd;
   }
 }