diff --git a/sql/160_to_170.sql b/sql/160_to_170.sql
index cf61393b96b82dc135cb661d6a77a6525c218ff3..65f6e9e45b9a175890744ed97822b623456880b3 100644
--- a/sql/160_to_170.sql
+++ b/sql/160_to_170.sql
@@ -290,4 +290,48 @@ UPDATE ENTITIES SET BUSINESS_ID = 'org_987654321_Versant';
 UPDATE ENTITIES SET ARCHIVAL_AGENCY = 'org_123456789_Archives';
 UPDATE ENTITIES SET ARCHIVAL_AGREEMENT = 'MAARCH_LES_BAINS_ACTES';
 
+/*************DIS UPDATE***************/
+DROP SEQUENCE IF EXISTS allowed_ip_id_seq CASCADE;
+CREATE SEQUENCE allowed_ip_id_seq
+  INCREMENT 1
+  MINVALUE 1
+  MAXVALUE 9223372036854775807
+  START 1
+  CACHE 1;
+
+DROP TABLE IF EXISTS allowed_ip;
+CREATE TABLE allowed_ip
+(
+  id integer NOT NULL DEFAULT nextval('allowed_ip_id_seq'::regclass),
+  ip character varying(50) NOT NULL,
+  CONSTRAINT allowed_ip_pkey PRIMARY KEY (id)
+)
+WITH (OIDS=FALSE);
+
+DROP SEQUENCE IF EXISTS user_signatures_seq CASCADE;
+CREATE SEQUENCE user_signatures_seq
+  INCREMENT 1
+  MINVALUE 1
+  MAXVALUE 9223372036854775807
+  START 1
+  CACHE 1;
+
+DROP TABLE IF EXISTS user_signatures;
+CREATE TABLE user_signatures
+(
+  id bigint NOT NULL DEFAULT nextval('user_signatures_seq'::regclass),
+  user_id character varying(128) NOT NULL,
+  signature_label character varying(255) DEFAULT NULL::character varying,
+  signature_path character varying(255) DEFAULT NULL::character varying,
+  signature_file_name character varying(255) DEFAULT NULL::character varying,
+  fingerprint character varying(255) DEFAULT NULL::character varying,
+  CONSTRAINT user_signatures_pkey PRIMARY KEY (id)
+)
+WITH (OIDS=FALSE);
+
+ALTER TABLE users DROP COLUMN IF EXISTS ra_code;
+ALTER TABLE users ADD ra_code character varying(255);
+ALTER TABLE users DROP COLUMN IF EXISTS ra_expiration_date;
+ALTER TABLE users ADD ra_expiration_date timestamp without time zone;
+
 UPDATE parameters SET param_value_int = '170' WHERE id = 'database_version';