diff --git a/src/superqt/collapsible/_collapsible.py b/src/superqt/collapsible/_collapsible.py
index c684c58c..7bd53c06 100644
--- a/src/superqt/collapsible/_collapsible.py
+++ b/src/superqt/collapsible/_collapsible.py
@@ -66,8 +66,7 @@ def __init__(
 
     def setText(self, text: str) -> None:
         """Set the text of the toggle button."""
-        current = self._toggle_btn.text()
-        self._toggle_btn.setText(current + text)
+        self._toggle_btn.setText(text)
 
     def text(self) -> str:
         """Return the text of the toggle button."""