diff --git a/src/main/java/org/gcube/contentmanagement/graphtools/plotting/graphs/TimeSeriesGraph.java b/src/main/java/org/gcube/contentmanagement/graphtools/plotting/graphs/TimeSeriesGraph.java
index db47b0e..bfb85e6 100644
--- a/src/main/java/org/gcube/contentmanagement/graphtools/plotting/graphs/TimeSeriesGraph.java
+++ b/src/main/java/org/gcube/contentmanagement/graphtools/plotting/graphs/TimeSeriesGraph.java
@@ -72,7 +72,7 @@ public class TimeSeriesGraph extends GenericStandaloneGraph {
 	private static final String formatYear= "yyyy";
 	private static final String formatMonth= "MM-yyyy";
 	private static final String formatDay= "MM-dd-yyyy";
-	private String timeseriesformat;
+	public String timeseriesformat;
 	
 	
 	public TimeSeriesGraph(String title) {