diff --git a/src/textual/widgets/_select.py b/src/textual/widgets/_select.py
index 6049dd3227..ef5be915c5 100644
--- a/src/textual/widgets/_select.py
+++ b/src/textual/widgets/_select.py
@@ -493,7 +493,10 @@ def _on_mount(self, _event: events.Mount) -> None:
 
     def _watch_expanded(self, expanded: bool) -> None:
         """Display or hide overlay."""
-        overlay = self.query_one(SelectOverlay)
+        try:
+            overlay = self.query_one(SelectOverlay)
+        except NoMatches:
+            return
         self.set_class(expanded, "-expanded")
         if expanded:
             overlay.focus()