diff --git a/src/beast/evolution/likelihood/PartitionPositionLogger.java b/src/beast/evolution/likelihood/PartitionPositionLogger.java
index 3add413..d7bf0b9 100644
--- a/src/beast/evolution/likelihood/PartitionPositionLogger.java
+++ b/src/beast/evolution/likelihood/PartitionPositionLogger.java
@@ -23,7 +23,7 @@ public void initAndValidate() {
     }
 
 	@Override
-	public void init(PrintStream out) throws Exception {
+	public void init(PrintStream out) {
 		for (int i = 0; i< partitionLengths.getDimension() - 1; i++) {
 			out.append(partitionLengths.getID() + ".pos." + (i+1) + "\t");
 		}