diff --git a/packages/flutter/lib/src/material/slider_theme.dart b/packages/flutter/lib/src/material/slider_theme.dart
index 5734290c23..8355c75533 100644
--- a/packages/flutter/lib/src/material/slider_theme.dart
+++ b/packages/flutter/lib/src/material/slider_theme.dart
@@ -625,7 +625,7 @@ class SliderThemeData extends Diagnosticable {
 ///
 /// See also:
 ///
-///  * [RectangularSliderTrackShape], which is the the default track shape.
+///  * [RectangularSliderTrackShape], which is the default track shape.
 ///  * [SliderTickMarkShape], which is the default tick mark shape.
 ///  * [SliderComponentShape], which is the base class for custom a component
 ///    shape.
@@ -1414,4 +1414,4 @@ class PaddleSliderValueIndicatorShape extends SliderComponentShape {
       labelPainter,
     );
   }
-}
\ No newline at end of file
+}