diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/Group.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/Group.java
index f5ff47b..305b523 100644
--- a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/Group.java
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/custom_annotations/Group.java
@@ -20,7 +20,7 @@ public @interface Group {
 	String condition() default "";
 	
 	/**
-	 * If this value is set, it is the name of the group to which the 
+	 * If this value is set, it is the name of the group (apart the source, i.e. "grsf", "ram", "firms", "fishsource" that will be prepended) to which the 
 	 * record needs to be put.
 	 * @return
 	 */