diff --git a/src/Android/Renderers/ExtendedSliderRenderer.cs b/src/Android/Renderers/ExtendedSliderRenderer.cs
index a8c099d4a..9580d1eb8 100644
--- a/src/Android/Renderers/ExtendedSliderRenderer.cs
+++ b/src/Android/Renderers/ExtendedSliderRenderer.cs
@@ -24,7 +24,7 @@ namespace Bit.Droid.Renderers
                 if(t is GradientDrawable thumb)
                 {
                     thumb.SetColor(view.ThumbColor.ToAndroid());
-                    thumb.SetStroke(1, view.ThumbBorderColor.ToAndroid());
+                    thumb.SetStroke(3, view.ThumbBorderColor.ToAndroid());
                     Control.SetThumb(thumb);
                 }
             }
diff --git a/src/App/Styles/Dark.xaml b/src/App/Styles/Dark.xaml
index ea06def00..0bb7a208f 100644
--- a/src/App/Styles/Dark.xaml
+++ b/src/App/Styles/Dark.xaml
@@ -26,7 +26,7 @@
     <Color x:Key="ListHeaderTextColor">#52bdfb</Color>
 
     <Color x:Key="SliderThumbColor">#ffffff</Color>
-    <Color x:Key="SliderThumbBorderColor">#b5b5b5</Color>
+    <Color x:Key="SliderThumbBorderColor">#000000</Color>
     <Color x:Key="SliderTrackColor">#52bdfb</Color>
 
     <Color x:Key="FabColor">#52bdfb</Color>