diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/chart/ChartFiller.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/chart/ChartFiller.java
index 05612d84d..c36098a54 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/chart/ChartFiller.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/planner/chart/ChartFiller.java
@@ -578,13 +578,13 @@ public abstract class ChartFiller implements IChartFiller {
         HttpServletRequest request = (HttpServletRequest) Executions
                 .getCurrent().getNativeRequest();
         String uri = CallbackServlet.registerAndCreateURLFor(request,
-                graphicSpecificationCreator);
+                graphicSpecificationCreator, false);
         return uri;
     }
 
     private Plotinfo createPlotInfoFrom(String dataSourceUri) {
         PlotDataSource pds = new PlotDataSource();
-        pds.setDataSourceUri(adaptCallbackForTimePlot(dataSourceUri));
+        pds.setDataSourceUri(dataSourceUri);
         pds.setSeparator(" ");
 
         Plotinfo plotinfo = new Plotinfo();
@@ -592,19 +592,6 @@ public abstract class ChartFiller implements IChartFiller {
         return plotinfo;
     }
 
-    /*
-     * Get rid of the initial-slash of the callback uri:
-     *
-     * before: /callback/<callbackid>
-     * after: callback/<callbackid>
-     *
-     *This is needed because how the Javascript component of Timeplot handles
-     *the application webpath
-     * */
-    private String adaptCallbackForTimePlot(String uri){
-        return ! uri.equals("") ? uri.substring(1) : uri;
-    }
-
     protected void appendPlotinfo(Timeplot chart, Plotinfo plotinfo,
             ValueGeometry valueGeometry, TimeGeometry timeGeometry) {
         plotinfo.setValueGeometry(valueGeometry);
diff --git a/navalplanner-webapp/src/main/webapp/WEB-INF/web.xml b/navalplanner-webapp/src/main/webapp/WEB-INF/web.xml
index 01d4cb1f1..5d46f08fc 100644
--- a/navalplanner-webapp/src/main/webapp/WEB-INF/web.xml
+++ b/navalplanner-webapp/src/main/webapp/WEB-INF/web.xml
@@ -38,7 +38,7 @@
     </servlet>
     <servlet-mapping>
         <servlet-name>callbackServlet</servlet-name>
-        <url-pattern>/callback/*</url-pattern>
+        <url-pattern>callback/*</url-pattern>
     </servlet-mapping>
     <servlet-mapping>
         <servlet-name>dspLoader</servlet-name>