diff --git a/piker/ui/_label.py b/piker/ui/_label.py
index 42ab0776..c9a0b2a0 100644
--- a/piker/ui/_label.py
+++ b/piker/ui/_label.py
@@ -224,6 +224,7 @@ class Label:
 
     def show(self) -> None:
         self.txt.show()
+        self.txt.update()
 
     def hide(self) -> None:
         self.txt.hide()