diff --git a/composer.json b/composer.json
index a709884..c9c5073 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
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         "symfony/swiftmailer-bundle": "~2.3",
-        "symfony/monolog-bundle": "~2.4",
+        "symfony/monolog-bundle": "~3.2",
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diff --git a/composer.lock b/composer.lock
index 5f68a81..e1b7582 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,10 +1,10 @@
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-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
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@@ -72,7 +72,7 @@
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@@ -142,7 +142,7 @@
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-            "time": "2015-12-19 05:03:47"
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@@ -208,7 +208,7 @@
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-            "time": "2015-04-14 22:21:58"
+            "time": "2015-04-14T22:21:58+00:00"
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@@ -281,7 +281,7 @@
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@@ -352,7 +352,7 @@
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@@ -521,7 +521,7 @@
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@@ -588,7 +588,7 @@
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-            "time": "2015-11-06 14:35:42"
+            "time": "2015-11-06T14:35:42+00:00"
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@@ -642,19 +642,19 @@
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-                "url": "https://github.com/doctrine/doctrine2.git",
+                "url": "https://github.com/doctrine/orm.git",
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@@ -715,7 +715,7 @@
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@@ -766,7 +766,7 @@
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@@ -808,7 +808,7 @@
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+            "time": "2014-11-20T16:49:30+00:00"
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@@ -858,20 +858,20 @@
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+            "time": "2014-01-12T16:20:24+00:00"
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@@ -882,7 +882,7 @@
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+                "aws/aws-sdk-php": "^2.4.9 || ^3.0",
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                 "ruflin/elastica": ">=0.90 <3.0",
                 "sentry/sentry": "^0.13",
-                "swiftmailer/swiftmailer": "~5.3"
+                "swiftmailer/swiftmailer": "^5.3|^6.0"
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@@ -936,7 +936,7 @@
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-            "time": "2016-07-29 03:23:52"
+            "time": "2018-11-05T09:00:11+00:00"
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@@ -993,7 +993,7 @@
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+            "time": "2015-12-09T17:26:34+00:00"
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@@ -1041,20 +1041,20 @@
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-            "time": "2016-10-17 15:23:22"
+            "time": "2016-10-17T15:23:22+00:00"
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@@ -1088,7 +1088,7 @@
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@@ -1140,7 +1140,7 @@
                 "configuration",
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@@ -1202,7 +1202,7 @@
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@@ -1246,7 +1246,7 @@
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-            "time": "2016-09-23 18:09:57"
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@@ -1299,45 +1299,48 @@
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+            "time": "2016-07-08T11:51:25+00:00"
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-                "symfony/config": "~2.3|~3.0",
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-                "symfony/http-kernel": "~2.3|~3.0",
-                "symfony/monolog-bridge": "~2.3|~3.0"
+                "symfony/config": "~2.7|~3.0|~4.0",
+                "symfony/dependency-injection": "~2.7|~3.0|~4.0",
+                "symfony/http-kernel": "~2.7|~3.0|~4.0",
+                "symfony/monolog-bridge": "~2.7|~3.0|~4.0"
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-                "phpunit/phpunit": "^4.8",
-                "symfony/console": "~2.3|~3.0",
-                "symfony/yaml": "~2.3|~3.0"
+                "symfony/console": "~2.3|~3.0|~4.0",
+                "symfony/phpunit-bridge": "^3.3|^4.0",
+                "symfony/yaml": "~2.3|~3.0|~4.0"
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             "extra": {
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+                    "dev-master": "3.x-dev"
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             },
             "autoload": {
                 "psr-4": {
                     "Symfony\\Bundle\\MonologBundle\\": ""
-                }
+                },
+                "exclude-from-classmap": [
+                    "/Tests/"
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@@ -1359,7 +1362,7 @@
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-            "time": "2016-04-13 16:21:01"
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@@ -1412,7 +1415,7 @@
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@@ -1470,7 +1473,7 @@
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@@ -1529,7 +1532,7 @@
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@@ -1587,7 +1590,7 @@
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@@ -1643,7 +1646,7 @@
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@@ -1699,7 +1702,7 @@
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@@ -1758,7 +1761,7 @@
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@@ -1810,7 +1813,7 @@
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-            "time": "2016-05-18 14:26:46"
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@@ -1871,7 +1874,7 @@
             ],
             "description": "Symfony Security Component - ACL (Access Control List)",
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-            "time": "2015-12-28 09:39:09"
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@@ -1928,7 +1931,7 @@
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             "description": "Symfony SwiftmailerBundle",
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-            "time": "2016-01-15 16:41:20"
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@@ -2063,7 +2066,7 @@
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                 "framework"
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-            "time": "2016-10-27 02:18:45"
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@@ -2124,7 +2127,7 @@
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-            "time": "2016-10-25 19:17:17"
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@@ -2183,7 +2186,7 @@
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+            "time": "2015-03-30T12:14:13+00:00"
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@@ -2240,7 +2243,7 @@
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-            "time": "2015-11-04 21:23:23"
+            "time": "2015-11-04T21:23:23+00:00"
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@@ -2294,7 +2297,7 @@
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@@ -2343,7 +2346,7 @@
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@@ -2406,7 +2409,7 @@
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@@ -2468,7 +2471,7 @@
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@@ -2515,7 +2518,7 @@
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@@ -2556,7 +2559,7 @@
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@@ -2600,7 +2603,7 @@
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@@ -2649,7 +2652,7 @@
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@@ -2721,7 +2724,7 @@
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@@ -2777,7 +2780,8 @@
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@@ -2841,7 +2845,7 @@
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@@ -2893,7 +2897,7 @@
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@@ -2943,7 +2947,7 @@
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@@ -3010,7 +3014,7 @@
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@@ -3061,7 +3065,7 @@
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-            "time": "2015-11-11 19:50:13"
+            "time": "2015-11-11T19:50:13+00:00"
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-            "time": "2015-06-21 13:59:46"
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@@ -3201,7 +3205,7 @@
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-            "time": "2016-10-10 14:17:42"
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@@ -3256,7 +3260,7 @@
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-            "time": "2016-08-19 06:48:01"
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