diff --git a/labelme/app.py b/labelme/app.py
index 7a591aed9feb830e0b5674b6f4c93ca59d1fb275..5a20e64b433e1927a7eb8c1d0172a01200139e70 100644
--- a/labelme/app.py
+++ b/labelme/app.py
@@ -1137,12 +1137,7 @@ class MainWindow(QtWidgets.QMainWindow):
 
     def labelItemChanged(self, item):
         shape = self.labelList.get_shape_from_item(item)
-        label = str(item.text())
-        if label != shape.label:
-            shape.label = str(item.text())
-            self.setDirty()
-        else:  # User probably changed item visibility
-            self.canvas.setShapeVisible(shape, item.checkState() == Qt.Checked)
+        self.canvas.setShapeVisible(shape, item.checkState() == Qt.Checked)
 
     # Callback functions: