diff --git a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/Common.java b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/Common.java
index 5fdc1f2..611d46d 100644
--- a/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/Common.java
+++ b/src/main/java/org/gcube/data_catalogue/grsf_publish_ws/json/input/Common.java
@@ -31,7 +31,6 @@ public class Common extends Base{
 
 	@JsonProperty("database_sources")
 	@CkanResource
-	@Tag
 	@Valid
 	private List<Resource<Sources>> databaseSources;