diff --git a/ch.psi.fda/pom.xml b/ch.psi.fda/pom.xml
index 172be31..5158ecc 100644
--- a/ch.psi.fda/pom.xml
+++ b/ch.psi.fda/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>ch.psi</groupId>
 	<artifactId>fda</artifactId>
-	<version>2.4.4</version>
+	<version>2.4.5</version>
 
 	<dependencies>
 
@@ -94,7 +94,7 @@
 	 <dependency>
 	  <groupId>${project.groupId}</groupId>
 	  <artifactId>plot</artifactId>
-	  <version>2.0-SNAPSHOT</version>
+	  <version>2.1-SNAPSHOT</version>
 	 </dependency>
 	</dependencies>
 
diff --git a/ch.psi.fda/src/main/java/ch/psi/fda/ui/visualizer/Visualizer.java b/ch.psi.fda/src/main/java/ch/psi/fda/ui/visualizer/Visualizer.java
index 11bfe50..7787866 100644
--- a/ch.psi.fda/src/main/java/ch/psi/fda/ui/visualizer/Visualizer.java
+++ b/ch.psi.fda/src/main/java/ch/psi/fda/ui/visualizer/Visualizer.java
@@ -35,6 +35,7 @@ import ch.psi.plot.MatrixPlot;
 import ch.psi.plot.MatrixPlotBase;
 import ch.psi.plot.MatrixPlotSeries;
 import ch.psi.plot.Plot;
+import ch.psi.plot.PlotSeries;
 import com.google.common.eventbus.Subscribe;
 import java.util.ArrayList;
 import java.util.List;
@@ -211,7 +212,8 @@ public class Visualizer {
 							// Remove outdated series
 							if(((LinePlot)xyfilter.getPlot()).getNumberOfSeries()>xyfilter.getMaxSeries()){
 								// Remove oldest series
-								((LinePlot)xyfilter.getPlot()).removeSeries(((LinePlot)xyfilter.getPlot()).getSeries(0));
+                                                                LinePlotSeries s = ((LinePlot)xyfilter.getPlot()).getSeries(0);
+								((LinePlot)xyfilter.getPlot()).removeSeries(s);
 							}
 							
 							double[] data = message.getData(xyfilter.getIdY());
@@ -256,7 +258,7 @@ public class Visualizer {
 //						int size = xyzfilter.getSize();
 //						for(int i=offset;i<offset+size; i++){
 						for(int i=0;i<data.length; i++){	
-							((MatrixPlot)xyzfilter).getSeries("").appendData(i, y, data[i]);
+							((MatrixPlot)xyzfilter.getPlot()).getSeries("").appendData(i, y, data[i]);
 						}
 /*                                                
 						// Update data if update by point is enabled