diff --git a/components/number.inc b/components/number.inc
index 8134b49..70e6770 100644
--- a/components/number.inc
+++ b/components/number.inc
@@ -345,7 +345,7 @@ function theme_webform_display_number($variables) {
   $prefix = $element['#format'] == 'html' ? filter_xss($element['#field_prefix']) : $element['#field_prefix'];
   $suffix = $element['#format'] == 'html' ? filter_xss($element['#field_suffix']) : $element['#field_suffix'];
   $value = $element['#format'] == 'html' ? check_plain($element['#value']) : $element['#value'];
-  return $value !== '' ? ($prefix . $value . $suffix) : ' ';
+  return $value !== '' ? $value : ' ';
 }
 
 /**