diff --git a/core/includes/bootstrap.inc b/core/includes/bootstrap.inc
index 846146a..f932917 100644
--- a/core/includes/bootstrap.inc
+++ b/core/includes/bootstrap.inc
@@ -576,7 +576,6 @@ function drupal_environment_initialize() {
 
   // Set sane locale settings, to ensure consistent string, dates, times and
   // numbers handling.
-  setlocale(LC_ALL, 'C');
 }
 
 /**