diff --git a/src/main/java/org/gcube/informationsystem/resourceregistry/rest/Access.java b/src/main/java/org/gcube/informationsystem/resourceregistry/rest/Access.java
index dbcc92a..fb7d87d 100644
--- a/src/main/java/org/gcube/informationsystem/resourceregistry/rest/Access.java
+++ b/src/main/java/org/gcube/informationsystem/resourceregistry/rest/Access.java
@@ -185,7 +185,7 @@ public class Access {
 	 * 
 	 */
 	@HEAD
-	@Path("/{" + AccessPath.TYPE_PATH_PARAM + "}" + "/{" + AccessPath.UUID_PATH_PARAM + "}")
+	@Path(AccessPath.INSTANCES_PATH_PART + "/{" + AccessPath.TYPE_PATH_PARAM + "}" + "/{" + AccessPath.UUID_PATH_PARAM + "}")
 	@Consumes({MediaType.TEXT_PLAIN, ResourceInitializer.APPLICATION_JSON_CHARSET_UTF_8})
 	@Produces(ResourceInitializer.APPLICATION_JSON_CHARSET_UTF_8)
 	public Response instanceExists(@PathParam(AccessPath.TYPE_PATH_PARAM) String type,
@@ -226,7 +226,7 @@ public class Access {
 	 * 
 	 */
 	@GET
-	@Path("/{" + AccessPath.TYPE_PATH_PARAM + "}" + "/{" + AccessPath.UUID_PATH_PARAM + "}")
+	@Path(AccessPath.INSTANCES_PATH_PART + "/{" + AccessPath.TYPE_PATH_PARAM + "}" + "/{" + AccessPath.UUID_PATH_PARAM + "}")
 	@Consumes({MediaType.TEXT_PLAIN, ResourceInitializer.APPLICATION_JSON_CHARSET_UTF_8})
 	@Produces(ResourceInitializer.APPLICATION_JSON_CHARSET_UTF_8)
 	public String getInstance(@PathParam(AccessPath.TYPE_PATH_PARAM) String type,