diff --git a/bootstrap.php b/bootstrap.php
index 996a99498da153b0cfcaaf033a955af03177627d..e70c79a6bb9801b06c49e4aaa5349a93e84b6de6 100644
--- a/bootstrap.php
+++ b/bootstrap.php
@@ -290,10 +290,6 @@ class Bootstrap {
         }
         if (extension_loaded('iconv'))
             iconv_set_encoding('internal_encoding', 'UTF-8');
-
-        // Set the default locale to UTF-8. It will be changed by
-        // ::setLocaleForUser() later for web requests. See #2910
-        Translation::setLocale(LC_ALL, 'en_US.UTF-8');
     }
 
     function croak($message) {