diff --git a/dba/davical.sql b/dba/davical.sql
index 20f5b7e1..a06a5646 100644
--- a/dba/davical.sql
+++ b/dba/davical.sql
@@ -406,6 +406,23 @@ CREATE TABLE calendar_alarm (
   trigger_state CHAR DEFAULT 'N' -- 'N' => 'New/Needs setting', 'A' = 'Active', 'O' = 'Old'
 );
 
+
+CREATE TABLE calendar_attendee_email_status (
+  email_status_id INT8 PRIMARY KEY,
+  description TEXT NOT NULL
+);
+
+INSERT INTO calendar_attendee_email_status (email_status_id, description)
+  VALUES
+  (1, 'waiting for invitation to be sent'),
+  (2, 'invitation has been sent'),
+  (3, 'waiting for schedule change to be sent'),
+  (4, 'schedule change has been sent'),
+  (11, 'attendee has accepted'),
+  (12, 'attendee indicated maybe'),
+  (13, 'attendee has refused')
+;
+
 CREATE TABLE calendar_attendee (
   dav_id INT8 NOT NULL REFERENCES caldav_data(dav_id) ON UPDATE CASCADE ON DELETE CASCADE,
   status TEXT,
@@ -417,6 +434,8 @@ CREATE TABLE calendar_attendee (
   property TEXT, -- The full text of the property
   attendee_state TEXT, -- Internal DAViCal processing state
   weak_etag TEXT, -- The week_etag applying for this attendee state
+  email_status INT REFERENCES calendar_attendee_email_status(email_status_id) DEFAULT 1 NOT NULL,
+  is_remote BOOLEAN DEFAULT false,
   PRIMARY KEY ( dav_id, attendee )
 );
 
@@ -449,4 +468,4 @@ $$ LANGUAGE plpgsql ;
 ALTER TABLE dav_binding ADD CONSTRAINT "dav_name_does_not_exist"
 		CHECK (NOT real_path_exists(dav_name));
 
-SELECT new_db_revision(1,2,12, 'Decembre' );
+SELECT new_db_revision(1,3,1, 'Styczeń' );
diff --git a/dba/patches/1.3.1.sql b/dba/patches/1.3.1.sql
new file mode 100644
index 00000000..2777e448
--- /dev/null
+++ b/dba/patches/1.3.1.sql
@@ -0,0 +1,36 @@
+
+-- Notable enhancement:	Add/Alter tables for dealing with remote attendee handling
+
+BEGIN;
+SELECT check_db_revision(1,2,12);
+
+
+CREATE TABLE calendar_attendee_email_status (
+  email_status_id INT8 PRIMARY KEY,
+  description TEXT NOT NULL
+);
+
+INSERT INTO calendar_attendee_email_status (email_status_id, description)
+  VALUES
+  (1, 'waiting for invitation to be sent'),
+  (2, 'invitation has been sent'),
+  (3, 'waiting for schedule change to be sent'),
+  (4, 'schedule change has been sent'),
+  (11, 'attendee has accepted'),
+  (12, 'attendee indicated maybe'),
+  (13, 'attendee has refused')
+;
+
+
+ALTER TABLE calendar_attendee
+  ADD COLUMN email_status INT REFERENCES calendar_attendee_email_status(email_status_id) DEFAULT 1 NOT NULL ;
+
+ALTER TABLE calendar_attendee
+  ADD COLUMN is_remote BOOLEAN DEFAULT FALSE;
+
+-- A new year!  http://blogs.transparent.com/polish/names-of-the-months-and-their-meaning/
+SELECT new_db_revision(1,3,1, 'Styczeń' );
+
+COMMIT;
+ROLLBACK;
+
diff --git a/testing/tests/regression-suite/Really-Upgrade-Database.result b/testing/tests/regression-suite/Really-Upgrade-Database.result
index 6ac7ed41..7273afdb 100644
--- a/testing/tests/regression-suite/Really-Upgrade-Database.result
+++ b/testing/tests/regression-suite/Really-Upgrade-Database.result
@@ -1,4 +1,4 @@
-The database is version 9.4 currently at revision 1.2.11.
+The database is version 9.5 currently at revision 1.3.1.
 No patches were applied.
 Supported locales updated.
 Updated view: dav_principal.sql applied.