diff --git a/screening/source/java/ch/systemsx/cisd/openbis/plugin/screening/client/web/client/application/detailviewers/ExperimentWellMaterialBrowserGrid.java b/screening/source/java/ch/systemsx/cisd/openbis/plugin/screening/client/web/client/application/detailviewers/ExperimentWellMaterialBrowserGrid.java
index f8a4a724e39dce73dd64fa8182a2a0abe5f61e40..49c806698ad99c186dbb45f639da0ec5337e21c9 100644
--- a/screening/source/java/ch/systemsx/cisd/openbis/plugin/screening/client/web/client/application/detailviewers/ExperimentWellMaterialBrowserGrid.java
+++ b/screening/source/java/ch/systemsx/cisd/openbis/plugin/screening/client/web/client/application/detailviewers/ExperimentWellMaterialBrowserGrid.java
@@ -37,7 +37,8 @@ import ch.systemsx.cisd.openbis.plugin.screening.client.web.client.application.u
 import ch.systemsx.cisd.openbis.plugin.screening.shared.basic.dto.WellSearchCriteria.ExperimentSearchCriteria;
 
 /**
- * A {@link MaterialBrowserGrid} extension for showing materials used in wells of an experiment.
+ * A {@link MaterialBrowserGrid} extension for showing all materials used in wells of an experiment.
+ * Called "Library Index".
  * 
  * @author Piotr Buczek
  */