diff --git a/src/internationalization/PhutilTranslator.php b/src/internationalization/PhutilTranslator.php
--- a/src/internationalization/PhutilTranslator.php
+++ b/src/internationalization/PhutilTranslator.php
@@ -123,6 +123,15 @@
         }
         return $plural;
 
+      case 'pt':
+      case 'pt-br':
+      case 'pt-pt':
+        list($singular, $plural) = $translations;
+        if ($variant == 1) {
+          return $singular;
+        }
+        return $plural;
+
       case 'cs':
         if ($variant instanceof PhutilPerson) {
           list($male, $female) = $translations;