diff --git a/xchart/src/main/java/org/knowm/xchart/internal/chartpart/Cursor.java b/xchart/src/main/java/org/knowm/xchart/internal/chartpart/Cursor.java
index 5ff750ff..567c6a8d 100644
--- a/xchart/src/main/java/org/knowm/xchart/internal/chartpart/Cursor.java
+++ b/xchart/src/main/java/org/knowm/xchart/internal/chartpart/Cursor.java
@@ -227,6 +227,10 @@ void addData(double xOffset, double yOffset, String xValue, String yValue, Strin
     dataPointList.add(dataPoint);
   }
 
+  void clearDataPoints() {
+	  dataPointList.clear();
+  }
+
   /** One DataPoint per series, keep the DataPoint closest to mouseX */
   private void calculateMatchingDataPoints() {
 
diff --git a/xchart/src/main/java/org/knowm/xchart/internal/chartpart/PlotContent_XY.java b/xchart/src/main/java/org/knowm/xchart/internal/chartpart/PlotContent_XY.java
index b923d066..1929071b 100644
--- a/xchart/src/main/java/org/knowm/xchart/internal/chartpart/PlotContent_XY.java
+++ b/xchart/src/main/java/org/knowm/xchart/internal/chartpart/PlotContent_XY.java
@@ -50,6 +50,10 @@ public void doPaint(Graphics2D g) {
       xMax = Math.log10(xMax);
     }
 
+    if (cursor != null) {
+        cursor.clearDataPoints();
+    }
+
     Map<String, S> map = chart.getSeriesMap();
 
     for (S series : map.values()) {