diff --git a/htdocs/install/mysql/tables/llx_exchange_rates.key.sql b/htdocs/install/mysql/tables/llx_exchange_rates.key.sql
new file mode 100644
index 00000000000..d9a551ca007
--- /dev/null
+++ b/htdocs/install/mysql/tables/llx_exchange_rates.key.sql
@@ -0,0 +1,22 @@
+-- ===================================================================
+-- Copyright (C) 2012	Regis Houssin	<regis@dolibarr.fr>
+--
+-- This program is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; either version 2 of the License, or
+-- (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with this program. If not, see <http://www.gnu.org/licenses/>.
+--
+-- ===================================================================
+
+
+ALTER TABLE llx_exchange_rates ADD INDEX idx_exchange_rates_fk_currency (fk_currency);
+
+ALTER TABLE llx_exchange_rates ADD CONSTRAINT fk_exchange_rates_fk_currency	FOREIGN KEY (fk_currency) REFERENCES llx_c_currencies (code);
diff --git a/htdocs/install/mysql/tables/llx_exchange_rates.sql b/htdocs/install/mysql/tables/llx_exchange_rates.sql
new file mode 100644
index 00000000000..01d03598daf
--- /dev/null
+++ b/htdocs/install/mysql/tables/llx_exchange_rates.sql
@@ -0,0 +1,26 @@
+-- ============================================================================
+-- Copyright (C) 2012	Regis Houssin	<regis@dolibarr.fr>
+--
+-- This program is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; either version 2 of the License, or
+-- (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+-- You should have received a copy of the GNU General Public License
+-- along with this program. If not, see <http://www.gnu.org/licenses/>.
+--
+-- ===========================================================================
+
+create table llx_exchange_rates
+(
+  rowid				integer AUTO_INCREMENT PRIMARY KEY,
+  fk_currency		varchar(2)	NOT NULL,
+  rates				text		NOT NULL,
+  date				datetime,
+  
+)ENGINE=innodb;