--- a/README.md
+++ b/README.md
@@ -24,6 +24,8 @@
   sudo -u postgres psql $db -c "CREATE EXTENSION postgis;"
 
   sudo -u postgres psql $db -c "ALTER TABLE geometry_columns OWNER TO $owner; ALTER TABLE spatial_ref_sys OWNER TO $owner;"
+grant select on table geometry_columns to ckandga_data; # grant select to read only user
+
 
 INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 96643, 'sr-org', 6643, '', 'PROJCS["Albers134",GEOGCS["GCS_GDA_1994",DATUM["D_GDA_1994",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.017453292519943295]],PROJECTION["Albers"],PARAMETER["False_Easting",0.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",134.0],PARAMETER["Standard_Parallel_1",-18.0],PARAMETER["Standard_Parallel_2",-36.0],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]');