diff --git a/test/CDB_GreatCircle.sql b/test/CDB_GreatCircle.sql
index 496d2cb..c9bfcb6 100644
--- a/test/CDB_GreatCircle.sql
+++ b/test/CDB_GreatCircle.sql
@@ -1 +1 @@
-select CDB_GreatCircle(CDB_LATLng(55.8580,4.2590), CDB_LatLng(40.7127,74.0059))
+select ST_AsText(CDB_GreatCircle(CDB_LatLng(55.8580,4.2590), CDB_LatLng(40.7127,74.0059)))