1 files changed, 5 insertions, 0 deletions

diff --git a/app/check_setup.php b/app/check_setup.php
index afb08f6a..065b8e10 100644
--- a/app/check_setup.php
+++ b/app/check_setup.php
@@ -33,3 +33,8 @@ if (! extension_loaded('mbstring')) {
 if (! is_writable('data')) {
     die('The directory "data" must be writeable by your web server user');
 }
+
+// Fix wrong value for arg_separator.output, used by the function http_build_query()
+if (ini_get('arg_separator.output') === '&') {
+    ini_set('arg_separator.output', '&');
+}