diff --git a/htdocs/admin/multicurrency.php b/htdocs/admin/multicurrency.php
index 9602f9c383b..4a10f663e34 100644
--- a/htdocs/admin/multicurrency.php
+++ b/htdocs/admin/multicurrency.php
@@ -115,7 +115,7 @@ elseif ($action == 'setapilayer')
     {
         dolibarr_set_const($db, 'MULTICURRENCY_APP_ID', GETPOST('MULTICURRENCY_APP_ID', 'alpha'));
         dolibarr_set_const($db, 'MULTICURRENCY_APP_SOURCE', GETPOST('MULTICURRENCY_APP_SOURCE', 'alpha'));
-        dolibarr_set_const($db, 'MULTICURRENCY_ALTERNATE_SOURCE', GETPOST('MULTICURRENCY_ALTERNATE_SOURCE', 'alpha'));
+        //dolibarr_set_const($db, 'MULTICURRENCY_ALTERNATE_SOURCE', GETPOST('MULTICURRENCY_ALTERNATE_SOURCE', 'alpha'));
     }
     else
     {
@@ -249,8 +249,8 @@ if (!empty($conf->global->MAIN_MULTICURRENCY_ALLOW_SYNCHRONIZATION))
 	print '<td>'.$form->textwithpicto($langs->trans("CurrencyLayerAccount"), $langs->trans("CurrencyLayerAccount_help_to_synchronize", $urlforapilayer)).'</td>'."\n";
 	print '<td class="right">';
 	print '<textarea id="response" class="hideobject" name="response"></textarea>';
-	print $langs->trans("Value").'&nbsp;<input type="submit" id="bt_sync" name="bt_sync_apilayer" class="button" value="'.$langs->trans('Synchronize').'" />';
 	print '<input type="submit" name="modify_apilayer" class="button" value="'.$langs->trans("Modify").'">';
+	print '<input type="submit" id="bt_sync" name="bt_sync_apilayer" class="button" value="'.$langs->trans('Synchronize').'" />';
 	print '</td></tr>';
 
 	print '<tr class="oddeven">';
@@ -266,11 +266,11 @@ if (!empty($conf->global->MAIN_MULTICURRENCY_ALLOW_SYNCHRONIZATION))
 	print '</form>';
 	print '</td></tr>';
 
-	print '<tr class="oddeven">';
+	/*print '<tr class="oddeven">';
 	print '<td>'.$langs->transnoentitiesnoconv("multicurrency_alternateCurrencySource").'</td>';
 	print '<td class="right">';
 	print '<input type="text" name="MULTICURRENCY_ALTERNATE_SOURCE" value="'.$conf->global->MULTICURRENCY_ALTERNATE_SOURCE.'" size="10" placeholder="EUR" />&nbsp;'; // Example: EUR
-	print '</td></tr>';
+	print '</td></tr>';*/
 
 	print '</table>';
 	print '</div>';
@@ -292,7 +292,7 @@ print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
 print '<input type="hidden" name="action" value="add_currency">';
 
 print '<tr class="oddeven">';
-print '<td>'.$form->selectCurrency('', 'code').'</td>';
+print '<td>'.$form->selectCurrency('', 'code', 1).'</td>';
 print '<td class="right">';
 print '<input type="text" name="rate" value="" size="13" placeholder="'.$langs->trans('Rate').'" />&nbsp;';
 print '<input type="submit" class="button" value="'.$langs->trans("Add").'">';
diff --git a/htdocs/core/class/html.form.class.php b/htdocs/core/class/html.form.class.php
index 93cbdb138a0..3c4ac0b9804 100644
--- a/htdocs/core/class/html.form.class.php
+++ b/htdocs/core/class/html.form.class.php
@@ -4781,9 +4781,10 @@ class Form
 	 *
 	 *  @param	string	$selected    preselected currency code
 	 *  @param  string	$htmlname    name of HTML select list
+	 *  @param  string  $mode        0 = Add currency symbol into label, 1 = Add 3 letter iso code
 	 * 	@return	string
 	 */
-    public function selectCurrency($selected = '', $htmlname = 'currency_id')
+    public function selectCurrency($selected = '', $htmlname = 'currency_id', $mode = 0)
 	{
 		global $conf,$langs,$user;
 
@@ -4805,7 +4806,14 @@ class Form
 				$out.= '<option value="'.$code_iso.'">';
 			}
 			$out.= $currency['label'];
-			$out.= ' ('.$langs->getCurrencySymbol($code_iso).')';
+			if ($mode == 1)
+			{
+			    $out.= ' ('.$code_iso.')';
+			}
+			else
+			{
+                $out.= ' ('.$langs->getCurrencySymbol($code_iso).')';
+			}
 			$out.= '</option>';
 		}
 		$out.= '</select>';
diff --git a/htdocs/langs/en_US/multicurrency.lang b/htdocs/langs/en_US/multicurrency.lang
index 68791b41320..4dc04ff2622 100644
--- a/htdocs/langs/en_US/multicurrency.lang
+++ b/htdocs/langs/en_US/multicurrency.lang
@@ -7,7 +7,7 @@ multicurrency_syncronize_error=Synchronization error: %s
 MULTICURRENCY_USE_RATE_ON_DOCUMENT_DATE=Use the date of the document to find the currency rate, instead of using the latest known rate
 multicurrency_useOriginTx=When an object is created from another, keep the original rate from the source object (otherwise use the latest known rate)
 CurrencyLayerAccount=CurrencyLayer API
-CurrencyLayerAccount_help_to_synchronize=You must create an account on website %s to use this functionality.<br>Get your <b>API key</b>.<br>If you use a free account you can't change the <b>currency source</b> (USD by default).<br>If your main currency is not USD you can use the <b>alternate currency source</b> to force your main currency.<br><br>You are limited to 1000 synchronizations per month.
+CurrencyLayerAccount_help_to_synchronize=You must create an account on website %s to use this functionality.<br>Get your <b>API key</b>.<br>If you use a free account, you can't change the <b>source currency</b> (USD by default).<br>If your main currency is not USD, the application will automatically recalculate it.<br><br>You are limited to 1000 synchronizations per month.
 multicurrency_appId=API key
 multicurrency_appCurrencySource=Source currency
 multicurrency_alternateCurrencySource=Alternate source currency
diff --git a/htdocs/multicurrency/class/multicurrency.class.php b/htdocs/multicurrency/class/multicurrency.class.php
index faf05bdc571..a694b5396d7 100644
--- a/htdocs/multicurrency/class/multicurrency.class.php
+++ b/htdocs/multicurrency/class/multicurrency.class.php
@@ -603,9 +603,9 @@ class MultiCurrency extends CommonObject
 	{
 		global $conf;
 
-		if (!empty($conf->global->MULTICURRENCY_ALTERNATE_SOURCE))
+		if ($conf->currency != $conf->global->MULTICURRENCY_APP_SOURCE)
 		{
-			$alternate_source = 'USD'.$conf->global->MULTICURRENCY_ALTERNATE_SOURCE;
+		    $alternate_source = 'USD'.$conf->currency;
 			if (!empty($TRate->{$alternate_source}))
 			{
 				$coef = $TRate->USDUSD / $TRate->{$alternate_source};