diff --git a/composer.lock b/composer.lock
index 636f4f0..7931a82 100644
--- a/composer.lock
+++ b/composer.lock
@@ -11,12 +11,12 @@
             "version": "v4.6.2",
             "source": {
                 "type": "git",
-                "url": "https://github.com/oscarotero/Gettext.git",
+                "url": "https://github.com/php-gettext/Gettext.git",
                 "reference": "93176b272d61fb58a9767be71c50d19149cb1e48"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/oscarotero/Gettext/zipball/93176b272d61fb58a9767be71c50d19149cb1e48",
+                "url": "https://api.github.com/repos/php-gettext/Gettext/zipball/93176b272d61fb58a9767be71c50d19149cb1e48",
                 "reference": "93176b272d61fb58a9767be71c50d19149cb1e48",
                 "shasum": ""
             },
@@ -73,12 +73,12 @@
             "version": "2.5.0",
             "source": {
                 "type": "git",
-                "url": "https://github.com/mlocati/cldr-to-gettext-plural-rules.git",
+                "url": "https://github.com/php-gettext/Languages.git",
                 "reference": "78db2d17933f0765a102f368a6663f057162ddbd"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/mlocati/cldr-to-gettext-plural-rules/zipball/78db2d17933f0765a102f368a6663f057162ddbd",
+                "url": "https://api.github.com/repos/php-gettext/Languages/zipball/78db2d17933f0765a102f368a6663f057162ddbd",
                 "reference": "78db2d17933f0765a102f368a6663f057162ddbd",
                 "shasum": ""
             },
@@ -171,6 +171,7 @@
                 "translation",
                 "twig"
             ],
+            "abandoned": "simplesamlphp/twig-configurable-i18n",
             "time": "2018-10-10T09:12:46+00:00"
         },
         {
@@ -296,16 +297,16 @@
         },
         {
             "name": "phpmailer/phpmailer",
-            "version": "v6.0.7",
+            "version": "v6.1.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/PHPMailer/PHPMailer.git",
-                "reference": "0c41a36d4508d470e376498c1c0c527aa36a2d59"
+                "reference": "c2796cb1cb99d7717290b48c4e6f32cb6c60b7b3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/0c41a36d4508d470e376498c1c0c527aa36a2d59",
-                "reference": "0c41a36d4508d470e376498c1c0c527aa36a2d59",
+                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/c2796cb1cb99d7717290b48c4e6f32cb6c60b7b3",
+                "reference": "c2796cb1cb99d7717290b48c4e6f32cb6c60b7b3",
                 "shasum": ""
             },
             "require": {
@@ -314,13 +315,9 @@
                 "php": ">=5.5.0"
             },
             "require-dev": {
-                "doctrine/annotations": "1.2.*",
+                "doctrine/annotations": "^1.2",
                 "friendsofphp/php-cs-fixer": "^2.2",
-                "phpdocumentor/phpdocumentor": "2.*",
-                "phpunit/phpunit": "^4.8 || ^5.7",
-                "zendframework/zend-eventmanager": "3.0.*",
-                "zendframework/zend-i18n": "2.7.3",
-                "zendframework/zend-serializer": "2.7.*"
+                "phpunit/phpunit": "^4.8 || ^5.7"
             },
             "suggest": {
                 "ext-mbstring": "Needed to send email in multibyte encoding charset",
@@ -338,17 +335,17 @@
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
-                "LGPL-2.1"
+                "LGPL-2.1-only"
             ],
             "authors": [
-                {
-                    "name": "Jim Jagielski",
-                    "email": "jimjag@gmail.com"
-                },
                 {
                     "name": "Marcus Bointon",
                     "email": "phpmailer@synchromedia.co.uk"
                 },
+                {
+                    "name": "Jim Jagielski",
+                    "email": "jimjag@gmail.com"
+                },
                 {
                     "name": "Andy Prevost",
                     "email": "codeworxtech@users.sourceforge.net"
@@ -358,7 +355,7 @@
                 }
             ],
             "description": "PHPMailer is a full-featured email creation and transfer class for PHP",
-            "time": "2019-02-01T15:04:28+00:00"
+            "time": "2020-05-27T12:24:03+00:00"
         },
         {
             "name": "psr/container",
@@ -727,6 +724,7 @@
                 "linkedin",
                 "simplesamlphp"
             ],
+            "abandoned": "cirrusidentity/simplesamlphp-module-authoauth2",
             "time": "2019-03-08T21:40:39+00:00"
         },
         {
@@ -2340,7 +2338,7 @@
             "time": "2015-06-14T21:17:01+00:00"
         },
         {
-            "name": "mikey179/vfsStream",
+            "name": "mikey179/vfsstream",
             "version": "v1.6.5",
             "source": {
                 "type": "git",