diff --git a/scripts-available/CDB_FederatedServer.sql b/scripts-available/CDB_FederatedServer.sql
index c496e59..1948481 100644
--- a/scripts-available/CDB_FederatedServer.sql
+++ b/scripts-available/CDB_FederatedServer.sql
@@ -238,8 +238,14 @@ BEGIN
                 EXECUTE FORMAT('CREATE ROLE %I NOLOGIN', role_name);
             END IF;
             EXECUTE FORMAT('GRANT ALL PRIVILEGES ON DATABASE %I TO %I', current_database(), role_name);
-            EXECUTE FORMAT('GRANT ALL ON SCHEMA %I TO %I', '@extschema@', role_name);
-            EXECUTE FORMAT('GRANT EXECUTE ON ALL FUNCTIONS in SCHEMA %I TO %I', '@extschema@', role_name);
+
+            EXECUTE FORMAT('GRANT USAGE ON SCHEMA %I TO %I', '@extschema@', role_name);
+            EXECUTE FORMAT('GRANT EXECUTE ON ALL FUNCTIONS IN SCHEMA %I TO %I', '@extschema@', role_name);
+
+            EXECUTE FORMAT('GRANT USAGE ON SCHEMA %I TO %I', '@postgisschema@', role_name);
+            EXECUTE FORMAT('GRANT EXECUTE ON ALL FUNCTIONS IN SCHEMA %I TO %I', '@postgisschema@', role_name);
+            EXECUTE FORMAT('GRANT SELECT ON ALL TABLES IN SCHEMA %I TO %I', '@postgisschema@', role_name);
+
             EXECUTE FORMAT('GRANT USAGE ON FOREIGN DATA WRAPPER postgres_fdw TO %I', role_name);
             EXECUTE FORMAT('GRANT USAGE ON FOREIGN DATA WRAPPER postgres_fdw TO %I', role_name);
             EXECUTE FORMAT('GRANT USAGE ON FOREIGN SERVER %I TO %I', server_internal, role_name);