diff --git a/ch.psi.fda.core/src/main/java/ch/psi/fda/vdescriptor/XYSeries.java b/ch.psi.fda.core/src/main/java/ch/psi/fda/vdescriptor/XYSeries.java
index 6654613..4303e0d 100644
--- a/ch.psi.fda.core/src/main/java/ch/psi/fda/vdescriptor/XYSeries.java
+++ b/ch.psi.fda.core/src/main/java/ch/psi/fda/vdescriptor/XYSeries.java
@@ -8,6 +8,7 @@ public class XYSeries extends Series {
 
 	private String x = null;
 	private String y = null;
+        private Integer  maxItemCount = -1;
 	
 	public XYSeries(){
 	}
@@ -30,5 +31,12 @@ public class XYSeries extends Series {
 	}
 	public void setY(String y) {
 		this.y = y;
+	}	        
+	@XmlAttribute
+	public Integer getMaxItemCount() {
+		return maxItemCount;
 	}
+	public void setMaxItemCount(Integer maxCount) {
+		this.maxItemCount = maxCount;
+	}        
 }