diff --git a/templates/default/product.html b/templates/default/product.html
index 64e84438a..8fd63bc06 100644
--- a/templates/default/product.html
+++ b/templates/default/product.html
@@ -172,7 +172,7 @@
                         {form_field form=$form field='quantity'}
                         <div class="form-group group-qty {if $error}has-error{elseif $value != "" && !$error}has-success{/if}">
                             <label for="{$label_attr.for}">{$label}</label>
-                                <input type="number" name="{$name}" id="{$label_attr.for}" class="form-control" value="{$value|default:1}" min="0" required>
+                                <input type="number" name="{$name}" id="{$label_attr.for}" class="form-control" value="{$value|default:1}" min="1" required>
                                 {if $error }
                                     <span class="help-block"><i class="icon-remove"></i> {$message}</span>
                                 {elseif $value != "" && !$error}