diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index fcf2cbe2327..90532e5ee1e 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -4826,7 +4826,8 @@ function price($amount, $form = 0, $outlangs = '', $trunc = 1, $rounding = -1, $
  * 											'MU'=Round to Max unit price (MAIN_MAX_DECIMALS_UNIT)
  *											'MT'=Round to Max for totals with Tax (MAIN_MAX_DECIMALS_TOT)
  *											'MS'=Round to Max for stock quantity (MAIN_MAX_DECIMALS_STOCK)
- *      		                            'CR'=Foreign currency accurancy
+ *      		                            'CU'=Round to Max unit price of foreign currency accuracy
+ *      		                            'CT'=Round to Max for totals with Tax of foreign currency accuracy
  *											Numeric = Nb of digits for rounding
  * 	@param	int				$option			Put 1 if you know that content is already universal format number (so no correction on decimal will be done)
  * 											Put 2 if you know that number is a user input (so we know we don't have to fix decimal separator).
diff --git a/htdocs/supplier_proposal/card.php b/htdocs/supplier_proposal/card.php
index 8c5db581534..a9411e6d283 100644
--- a/htdocs/supplier_proposal/card.php
+++ b/htdocs/supplier_proposal/card.php
@@ -869,7 +869,7 @@ if (empty($reshook))
 		}
 
 		$price_base_type = 'HT';
-		$pu_ht_devise = GETPOST('multicurrency_subprice', 'CU');
+		$pu_ht_devise = price2num(GETPOST('multicurrency_subprice'), 'CU');
 
 		// Add buying price
 		$fournprice = (GETPOST('fournprice') ? GETPOST('fournprice') : '');