diff --git a/src/main/java/org/gcube/datacatalogue/common/Constants.java b/src/main/java/org/gcube/datacatalogue/common/Constants.java
index 6f8df1c..c4fe89f 100644
--- a/src/main/java/org/gcube/datacatalogue/common/Constants.java
+++ b/src/main/java/org/gcube/datacatalogue/common/Constants.java
@@ -207,7 +207,9 @@ public class Constants {
 	public static final String TRACEABILITY_FLAG_GROUP_NAME = "traceability-flag";
 	public static final String SDG_FLAG_GROUP_NAME = "sdg-flag";
 	
-	// Used to Tag WithSimilarities/WithoutSimilarities
+	// Used to Tag WithSimilarities/WithoutSimilarities see https://support.d4science.org/issues/11749
 	public static final String SIMILARITIES_INDICATOR = "similarities_indicator";
-
+	
+	// Used to Tag Connected/NotConnected see https://support.d4science.org/issues/11766
+	public static final String CONNECTIONS_INDICATOR = "connections_indicator";
 }