diff --git a/dnet-core-components/src/main/resources/eu/dnetlib/functionality/index/client/applicationContext-indexClient.properties b/dnet-core-components/src/main/resources/eu/dnetlib/functionality/index/client/applicationContext-indexClient.properties
index 1a4c9c9..fc6d50f 100644
--- a/dnet-core-components/src/main/resources/eu/dnetlib/functionality/index/client/applicationContext-indexClient.properties
+++ b/dnet-core-components/src/main/resources/eu/dnetlib/functionality/index/client/applicationContext-indexClient.properties
@@ -1,4 +1,4 @@
-#service.index.solr.rank.enable = false
+service.index.solr.rank.enable = false
 service.index.solr.returnEmptyFields = true
 
 service.index.solr.cloud.zkurl				= quorum1.t.hadoop.research-infrastructures.eu:2182,quorum2.t.hadoop.research-infrastructures.eu:2182,quorum3.t.hadoop.research-infrastructures.eu:2182/solr