diff --git a/README.md b/README.md
index e9b3cca..2bd77f3 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ Official [API documentation][1] can be found on [LightningChart][2] website.
 
 If the docs and other materials do not solve your problem as well as implementation help is needed, ask on [StackOverflow][3] (tagged lightningchart).
 
-If you think you found a bug in the LightningChart JavaScript library, please contact support@lightningchart.com.
+If you think you found a bug in the LightningChart JavaScript library, please contact sales@lightningchart.com.
 
 Direct developer email support can be purchased through a [Support Plan][4] or by contacting sales@lightningchart.com.
 
@@ -55,8 +55,8 @@ Direct developer email support can be purchased through a [Support Plan][4] or b
 © LightningChart Ltd 2009-2022. All rights reserved.
 
 
-[XY cartesian chart]: https://lightningchart.com/js-charts/api-documentation/v5.0.1/classes/ChartXY.html
-[Line series]: https://lightningchart.com/js-charts/api-documentation/v5.0.1/classes/LineSeries.html
-[Data patterns]: https://lightningchart.com/js-charts/api-documentation/v5.0.1/interfaces/DataPattern.html
+[XY cartesian chart]: https://lightningchart.com/js-charts/api-documentation/v5.1.0/classes/ChartXY.html
+[Line series]: https://lightningchart.com/js-charts/api-documentation/v5.1.0/classes/LineSeries.html
+[Data patterns]: https://lightningchart.com/js-charts/api-documentation/v5.1.0/interfaces/DataPattern.html
 [Progressive trace data generator]: https://arction.github.io/xydata/classes/progressivetracegenerator.html
 
diff --git a/src/index.js b/src/index.js
index 90d1702..c5be799 100644
--- a/src/index.js
+++ b/src/index.js
@@ -44,7 +44,7 @@ chart
 chart
     .getDefaultAxisX()
     .setTitle('milliseconds')
-    .setInterval({ start: 0, end: 2500, stopAxisAfter: false })
+    .setDefaultInterval((state) => ({ end: state.dataMax, start: (state.dataMax ?? 0) - 2500, stopAxisAfter: false }))
     .setScrollStrategy(AxisScrollStrategies.progressive)
 
 // Points that are used to generate a continuous stream of data.