diff --git a/src/main/java/org/gcube/gcat/api/GCatConstants.java b/src/main/java/org/gcube/gcat/api/GCatConstants.java
index a5a58b7..a334e70 100644
--- a/src/main/java/org/gcube/gcat/api/GCatConstants.java
+++ b/src/main/java/org/gcube/gcat/api/GCatConstants.java
@@ -10,6 +10,7 @@ public class GCatConstants {
 	public static final String APPLICATION_JSON_CHARSET_UTF_8 = "application/json;charset=UTF-8";
 	public static final String LIMIT_PARAMETER = "limit";
 	public static final String OFFSET_PARAMETER = "offset";
+	public static final String ORGANIZATION_PARAMETER = "org";
 	
 	public static final String SOCIAL_POST_PARAMETER = "social_post";