diff --git a/htdocs/core/tpl/objectline_create.tpl.php b/htdocs/core/tpl/objectline_create.tpl.php
index f028c00d704..1c526f225aa 100644
--- a/htdocs/core/tpl/objectline_create.tpl.php
+++ b/htdocs/core/tpl/objectline_create.tpl.php
@@ -386,10 +386,10 @@ if ($nolinesbefore) {
 			<td class="nobottom margininfos linecolmargin right">
 				<!-- For predef product -->
 				<?php if (!empty($conf->product->enabled) || !empty($conf->service->enabled)) { ?>
-					<select id="fournprice_predef" name="fournprice_predef" class="flat minwidth75imp" style="display: none;"></select>
+					<select id="fournprice_predef" name="fournprice_predef" class="flat minwidth75imp maxwidth150" style="display: none;"></select>
 				<?php } ?>
 				<!-- For free product -->
-				<input type="text" id="buying_price" name="buying_price" class="flat maxwidth75 right" value="<?php echo (GETPOSTISSET("buying_price") ? GETPOST("buying_price", 'alpha', 2) : ''); ?>">
+				<input type="text" id="buying_price" name="buying_price" class="flat maxwidth75 maxwidth150 right" value="<?php echo (GETPOSTISSET("buying_price") ? GETPOST("buying_price", 'alpha', 2) : ''); ?>">
 			</td>
 			<?php
 			if (!empty($conf->global->DISPLAY_MARGIN_RATES))
diff --git a/htdocs/product/fournisseurs.php b/htdocs/product/fournisseurs.php
index cf5e4fa5b53..2aadd4b3813 100644
--- a/htdocs/product/fournisseurs.php
+++ b/htdocs/product/fournisseurs.php
@@ -490,9 +490,9 @@ if ($id > 0 || $ref)
 				if ($rowid)
 				{
 					print '<input type="hidden" name="ref_fourn_old" value="'.$object->ref_supplier.'">';
-					print '<input class="flat" name="ref_fourn" size="12" value="'.$object->ref_supplier.'">';
+					print '<input class="flat width150" maxlength="30" name="ref_fourn" value="'.$object->ref_supplier.'">';
 				} else {
-					print '<input class="flat" name="ref_fourn" size="12" value="'.(GETPOST("ref_fourn") ?GETPOST("ref_fourn") : '').'">';
+					print '<input class="flat width150" maxlength="30" name="ref_fourn" value="'.(GETPOST("ref_fourn") ? GETPOST("ref_fourn") : '').'">';
 				}
 				print '</td>';
 				print '</tr>';