diff --git a/composer.json b/composer.json
index a338165ea034..740e501771d0 100644
--- a/composer.json
+++ b/composer.json
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 		"guzzlehttp/guzzle": "~6.0",
 		"laravelcollective/html": "~5.0",
-		"wildbit/laravel-postmark-provider": "dev-master",
+		"wildbit/laravel-postmark-provider": "2.0",
 		"Dwolla/omnipay-dwolla": "dev-master",
 		"laravel/socialite": "~2.0",
 		"simshaun/recurr": "dev-master",
diff --git a/composer.lock b/composer.lock
index 28ae475dee18..7157dd51188c 100644
--- a/composer.lock
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@@ -8269,7 +8276,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2015-12-12 07:45:58"
+            "time": "2016-02-11 14:56:33"
         },
         {
             "name": "phpunit/phpunit-mock-objects",
@@ -8813,16 +8820,16 @@
         },
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             "name": "symfony/polyfill-mbstring",
-            "version": "v1.0.1",
+            "version": "v1.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "49ff736bd5d41f45240cec77b44967d76e0c3d25"
+                "reference": "1289d16209491b584839022f29257ad859b8532d"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/49ff736bd5d41f45240cec77b44967d76e0c3d25",
-                "reference": "49ff736bd5d41f45240cec77b44967d76e0c3d25",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/1289d16209491b584839022f29257ad859b8532d",
+                "reference": "1289d16209491b584839022f29257ad859b8532d",
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             "require": {
@@ -8834,7 +8841,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.0-dev"
+                    "dev-master": "1.1-dev"
                 }
             },
             "autoload": {
@@ -8868,7 +8875,7 @@
                 "portable",
                 "shim"
             ],
-            "time": "2015-11-20 09:19:13"
+            "time": "2016-01-20 09:13:37"
         },
         {
             "name": "symfony/yaml",
@@ -8935,7 +8942,6 @@
         "alfaproject/omnipay-neteller": 20,
         "alfaproject/omnipay-skrill": 20,
         "omnipay/bitpay": 20,
-        "wildbit/laravel-postmark-provider": 20,
         "dwolla/omnipay-dwolla": 20,
         "simshaun/recurr": 20,
         "meebio/omnipay-creditcall": 20,