diff --git a/.travis.yml b/.travis.yml
index dcb8a6c6b..5aaf587c6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,4 @@
-dist: xenial
+dist: trusty
 sudo: required
 language: php
 
@@ -14,6 +14,7 @@ php:
   - 5.6
   - 7.0
   - 7.1
+  - 7.2
   - nightly
   - hhvm
 
@@ -42,7 +43,7 @@ before_script:
 
 script:
   - composer check-code
-  - if [ "$TRAVIS_PHP_VERSION" == "7.1" ] ; then composer test-cov; else composer test; fi
+  - if [ "$TRAVIS_PHP_VERSION" == "7.2" ] ; then composer test-cov; else composer test; fi
 
 after_script:
-  - if [ "$TRAVIS_PHP_VERSION" == "7.1" ]; then composer test-cov-upload; fi
+  - if [ "$TRAVIS_PHP_VERSION" == "7.2" ]; then composer test-cov-upload; fi
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f6722e66..a2b833e48 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,10 +6,12 @@ Exclamation symbols (:exclamation:) note something of importance e.g. breaking c
 ## [Unreleased]
 ### Added
 ### Changed
+- Updated Travis to use Trusty containers (for HHVM) and add PHP 7.2 to the tests.
 - Add debug log entry instead of throwing an exception for duplicate updates.
 ### Deprecated
 ### Removed
 ### Fixed
+- PHPCS fixes for updated CodeSniffer dependency.
 ### Security
 
 ## [0.52.0] - 2018-01-07
diff --git a/composer.json b/composer.json
index 9e8c3301a..3c51dfceb 100644
--- a/composer.json
+++ b/composer.json
@@ -22,12 +22,12 @@
         "ext-pdo": "*",
         "ext-curl": "*",
         "ext-mbstring": "*",
-        "monolog/monolog": "^1.22",
-        "guzzlehttp/guzzle": "^6.2"
+        "monolog/monolog": "^1.23",
+        "guzzlehttp/guzzle": "^6.3"
     },
     "require-dev": {
-        "phpunit/phpunit": "^4.8|^5.7|^6.1",
-        "squizlabs/php_codesniffer": "^2.8"
+        "phpunit/phpunit": "^4.8|^5.7|^6.5",
+        "squizlabs/php_codesniffer": "^3.2"
     },
     "autoload": {
         "psr-4": {
diff --git a/composer.lock b/composer.lock
index e10dded4d..d85a2c0c2 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,20 +4,20 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "fc20b65f31ecd6a88d148f48e89fd4f7",
+    "content-hash": "1fd4b486f04a942aca0767e94431f284",
     "packages": [
         {
             "name": "guzzlehttp/guzzle",
-            "version": "6.2.3",
+            "version": "6.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/guzzle.git",
-                "reference": "8d6c6cc55186db87b7dc5009827429ba4e9dc006"
+                "reference": "f4db5a78a5ea468d4831de7f0bf9d9415e348699"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/8d6c6cc55186db87b7dc5009827429ba4e9dc006",
-                "reference": "8d6c6cc55186db87b7dc5009827429ba4e9dc006",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/f4db5a78a5ea468d4831de7f0bf9d9415e348699",
+                "reference": "f4db5a78a5ea468d4831de7f0bf9d9415e348699",
                 "shasum": ""
             },
             "require": {
@@ -27,9 +27,12 @@
             },
             "require-dev": {
                 "ext-curl": "*",
-                "phpunit/phpunit": "^4.0",
+                "phpunit/phpunit": "^4.0 || ^5.0",
                 "psr/log": "^1.0"
             },
+            "suggest": {
+                "psr/log": "Required for using the Log middleware"
+            },
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -66,7 +69,7 @@
                 "rest",
                 "web service"
             ],
-            "time": "2017-02-28T22:50:30+00:00"
+            "time": "2017-06-22T18:50:49+00:00"
         },
         {
             "name": "guzzlehttp/promises",
@@ -186,16 +189,16 @@
         },
         {
             "name": "monolog/monolog",
-            "version": "1.22.1",
+            "version": "1.23.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/Seldaek/monolog.git",
-                "reference": "1e044bc4b34e91743943479f1be7a1d5eb93add0"
+                "reference": "fd8c787753b3a2ad11bc60c063cff1358a32a3b4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/Seldaek/monolog/zipball/1e044bc4b34e91743943479f1be7a1d5eb93add0",
-                "reference": "1e044bc4b34e91743943479f1be7a1d5eb93add0",
+                "url": "https://api.github.com/repos/Seldaek/monolog/zipball/fd8c787753b3a2ad11bc60c063cff1358a32a3b4",
+                "reference": "fd8c787753b3a2ad11bc60c063cff1358a32a3b4",
                 "shasum": ""
             },
             "require": {
@@ -216,7 +219,7 @@
                 "phpunit/phpunit-mock-objects": "2.3.0",
                 "ruflin/elastica": ">=0.90 <3.0",
                 "sentry/sentry": "^0.13",
-                "swiftmailer/swiftmailer": "~5.3"
+                "swiftmailer/swiftmailer": "^5.3|^6.0"
             },
             "suggest": {
                 "aws/aws-sdk-php": "Allow sending log messages to AWS services like DynamoDB",
@@ -260,7 +263,7 @@
                 "logging",
                 "psr-3"
             ],
-            "time": "2017-03-13T07:08:03+00:00"
+            "time": "2017-06-19T01:22:40+00:00"
         },
         {
             "name": "psr/http-message",
@@ -417,16 +420,16 @@
         },
         {
             "name": "phpdocumentor/reflection-common",
-            "version": "1.0",
+            "version": "1.0.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpDocumentor/ReflectionCommon.git",
-                "reference": "144c307535e82c8fdcaacbcfc1d6d8eeb896687c"
+                "reference": "21bdeb5f65d7ebf9f43b1b25d404f87deab5bfb6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpDocumentor/ReflectionCommon/zipball/144c307535e82c8fdcaacbcfc1d6d8eeb896687c",
-                "reference": "144c307535e82c8fdcaacbcfc1d6d8eeb896687c",
+                "url": "https://api.github.com/repos/phpDocumentor/ReflectionCommon/zipball/21bdeb5f65d7ebf9f43b1b25d404f87deab5bfb6",
+                "reference": "21bdeb5f65d7ebf9f43b1b25d404f87deab5bfb6",
                 "shasum": ""
             },
             "require": {
@@ -467,26 +470,26 @@
                 "reflection",
                 "static analysis"
             ],
-            "time": "2015-12-27T11:43:31+00:00"
+            "time": "2017-09-11T18:02:19+00:00"
         },
         {
             "name": "phpdocumentor/reflection-docblock",
-            "version": "3.1.1",
+            "version": "3.2.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpDocumentor/ReflectionDocBlock.git",
-                "reference": "8331b5efe816ae05461b7ca1e721c01b46bafb3e"
+                "reference": "4aada1f93c72c35e22fb1383b47fee43b8f1d157"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpDocumentor/ReflectionDocBlock/zipball/8331b5efe816ae05461b7ca1e721c01b46bafb3e",
-                "reference": "8331b5efe816ae05461b7ca1e721c01b46bafb3e",
+                "url": "https://api.github.com/repos/phpDocumentor/ReflectionDocBlock/zipball/4aada1f93c72c35e22fb1383b47fee43b8f1d157",
+                "reference": "4aada1f93c72c35e22fb1383b47fee43b8f1d157",
                 "shasum": ""
             },
             "require": {
                 "php": ">=5.5",
                 "phpdocumentor/reflection-common": "^1.0@dev",
-                "phpdocumentor/type-resolver": "^0.2.0",
+                "phpdocumentor/type-resolver": "^0.3.0",
                 "webmozart/assert": "^1.0"
             },
             "require-dev": {
@@ -512,24 +515,24 @@
                 }
             ],
             "description": "With this component, a library can provide support for annotations via DocBlocks or otherwise retrieve information that is embedded in a DocBlock.",
-            "time": "2016-09-30T07:12:33+00:00"
+            "time": "2017-08-08T06:39:58+00:00"
         },
         {
             "name": "phpdocumentor/type-resolver",
-            "version": "0.2.1",
+            "version": "0.3.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpDocumentor/TypeResolver.git",
-                "reference": "e224fb2ea2fba6d3ad6fdaef91cd09a172155ccb"
+                "reference": "fb3933512008d8162b3cdf9e18dba9309b7c3773"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpDocumentor/TypeResolver/zipball/e224fb2ea2fba6d3ad6fdaef91cd09a172155ccb",
-                "reference": "e224fb2ea2fba6d3ad6fdaef91cd09a172155ccb",
+                "url": "https://api.github.com/repos/phpDocumentor/TypeResolver/zipball/fb3933512008d8162b3cdf9e18dba9309b7c3773",
+                "reference": "fb3933512008d8162b3cdf9e18dba9309b7c3773",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.5",
+                "php": "^5.5 || ^7.0",
                 "phpdocumentor/reflection-common": "^1.0"
             },
             "require-dev": {
@@ -559,37 +562,37 @@
                     "email": "me@mikevanriel.com"
                 }
             ],
-            "time": "2016-11-25T06:54:22+00:00"
+            "time": "2017-06-03T08:32:36+00:00"
         },
         {
             "name": "phpspec/prophecy",
-            "version": "v1.7.0",
+            "version": "1.7.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpspec/prophecy.git",
-                "reference": "93d39f1f7f9326d746203c7c056f300f7f126073"
+                "reference": "e4ed002c67da8eceb0eb8ddb8b3847bb53c5c2bf"
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-                "url": "https://api.github.com/repos/phpspec/prophecy/zipball/93d39f1f7f9326d746203c7c056f300f7f126073",
-                "reference": "93d39f1f7f9326d746203c7c056f300f7f126073",
+                "url": "https://api.github.com/repos/phpspec/prophecy/zipball/e4ed002c67da8eceb0eb8ddb8b3847bb53c5c2bf",
+                "reference": "e4ed002c67da8eceb0eb8ddb8b3847bb53c5c2bf",
                 "shasum": ""
             },
             "require": {
                 "doctrine/instantiator": "^1.0.2",
                 "php": "^5.3|^7.0",
-                "phpdocumentor/reflection-docblock": "^2.0|^3.0.2",
+                "phpdocumentor/reflection-docblock": "^2.0|^3.0.2|^4.0",
                 "sebastian/comparator": "^1.1|^2.0",
                 "sebastian/recursion-context": "^1.0|^2.0|^3.0"
             },
             "require-dev": {
                 "phpspec/phpspec": "^2.5|^3.2",
-                "phpunit/phpunit": "^4.8 || ^5.6.5"
+                "phpunit/phpunit": "^4.8.35 || ^5.7"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.6.x-dev"
+                    "dev-master": "1.7.x-dev"
                 }
             },
             "autoload": {
@@ -622,7 +625,7 @@
                 "spy",
                 "stub"
             ],
-            "time": "2017-03-02T20:05:34+00:00"
+            "time": "2017-11-24T13:59:53+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",
@@ -688,16 +691,16 @@
         },
         {
             "name": "phpunit/php-file-iterator",
-            "version": "1.4.2",
+            "version": "1.4.5",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-file-iterator.git",
-                "reference": "3cc8f69b3028d0f96a9078e6295d86e9bf019be5"
+                "reference": "730b01bc3e867237eaac355e06a36b85dd93a8b4"
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-                "url": "https://api.github.com/repos/sebastianbergmann/php-file-iterator/zipball/3cc8f69b3028d0f96a9078e6295d86e9bf019be5",
-                "reference": "3cc8f69b3028d0f96a9078e6295d86e9bf019be5",
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@@ -731,7 +734,7 @@
                 "filesystem",
                 "iterator"
             ],
-            "time": "2016-10-03T07:40:28+00:00"
+            "time": "2017-11-27T13:52:08+00:00"
         },
         {
             "name": "phpunit/php-text-template",
@@ -825,16 +828,16 @@
         },
         {
             "name": "phpunit/php-token-stream",
-            "version": "1.4.11",
+            "version": "1.4.12",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/php-token-stream.git",
-                "reference": "e03f8f67534427a787e21a385a67ec3ca6978ea7"
+                "reference": "1ce90ba27c42e4e44e6d8458241466380b51fa16"
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-                "reference": "e03f8f67534427a787e21a385a67ec3ca6978ea7",
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@@ -870,20 +873,20 @@
             "keywords": [
                 "tokenizer"
             ],
-            "time": "2017-02-27T10:12:30+00:00"
+            "time": "2017-12-04T08:55:13+00:00"
         },
         {
             "name": "phpunit/phpunit",
-            "version": "4.8.35",
+            "version": "4.8.36",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "791b1a67c25af50e230f841ee7a9c6eba507dc87"
+                "reference": "46023de9a91eec7dfb06cc56cb4e260017298517"
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-                "reference": "791b1a67c25af50e230f841ee7a9c6eba507dc87",
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@@ -942,7 +945,7 @@
                 "testing",
                 "xunit"
             ],
-            "time": "2017-02-06T05:18:07+00:00"
+            "time": "2017-06-21T08:07:12+00:00"
         },
         {
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@@ -1066,23 +1069,23 @@
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         {
             "name": "sebastian/diff",
-            "version": "1.4.1",
+            "version": "1.4.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/diff.git",
-                "reference": "13edfd8706462032c2f52b4b862974dd46b71c9e"
+                "reference": "7f066a26a962dbe58ddea9f72a4e82874a3975a4"
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+                "reference": "7f066a26a962dbe58ddea9f72a4e82874a3975a4",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3"
+                "php": "^5.3.3 || ^7.0"
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             "require-dev": {
-                "phpunit/phpunit": "~4.8"
+                "phpunit/phpunit": "^4.8.35 || ^5.7 || ^6.0"
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@@ -1114,7 +1117,7 @@
             "keywords": [
                 "diff"
             ],
-            "time": "2015-12-08T07:14:41+00:00"
+            "time": "2017-05-22T07:24:03+00:00"
         },
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@@ -1374,64 +1377,37 @@
         },
         {
             "name": "squizlabs/php_codesniffer",
-            "version": "2.8.1",
+            "version": "3.2.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/squizlabs/PHP_CodeSniffer.git",
-                "reference": "d7cf0d894e8aa4c73712ee4a331cc1eaa37cdc7d"
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-                "reference": "d7cf0d894e8aa4c73712ee4a331cc1eaa37cdc7d",
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-                "php": ">=5.1.2"
+                "php": ">=5.4.0"
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-                "phpunit/phpunit": "~4.0"
+                "phpunit/phpunit": "^4.0 || ^5.0 || ^6.0"
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             "bin": [
-                "scripts/phpcs",
-                "scripts/phpcbf"
+                "bin/phpcs",
+                "bin/phpcbf"
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-                    "dev-master": "2.x-dev"
+                    "dev-master": "3.x-dev"
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-            "autoload": {
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-                    "CodeSniffer.php",
-                    "CodeSniffer/CLI.php",
-                    "CodeSniffer/Exception.php",
-                    "CodeSniffer/File.php",
-                    "CodeSniffer/Fixer.php",
-                    "CodeSniffer/Report.php",
-                    "CodeSniffer/Reporting.php",
-                    "CodeSniffer/Sniff.php",
-                    "CodeSniffer/Tokens.php",
-                    "CodeSniffer/Reports/",
-                    "CodeSniffer/Tokenizers/",
-                    "CodeSniffer/DocGenerators/",
-                    "CodeSniffer/Standards/AbstractPatternSniff.php",
-                    "CodeSniffer/Standards/AbstractScopeSniff.php",
-                    "CodeSniffer/Standards/AbstractVariableSniff.php",
-                    "CodeSniffer/Standards/IncorrectPatternException.php",
-                    "CodeSniffer/Standards/Generic/Sniffs/",
-                    "CodeSniffer/Standards/MySource/Sniffs/",
-                    "CodeSniffer/Standards/PEAR/Sniffs/",
-                    "CodeSniffer/Standards/PSR1/Sniffs/",
-                    "CodeSniffer/Standards/PSR2/Sniffs/",
-                    "CodeSniffer/Standards/Squiz/Sniffs/",
-                    "CodeSniffer/Standards/Zend/Sniffs/"
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-            },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
                 "BSD-3-Clause"
@@ -1448,27 +1424,30 @@
                 "phpcs",
                 "standards"
             ],
-            "time": "2017-03-01T22:17:45+00:00"
+            "time": "2017-12-19T21:44:46+00:00"
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-            "version": "v3.2.7",
+            "version": "v3.4.3",
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-                "reference": "62b4cdb99d52cb1ff253c465eb1532a80cebb621",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/25c192f25721a74084272671f658797d9e0e0146",
+                "reference": "25c192f25721a74084272671f658797d9e0e0146",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.5.9"
+                "php": "^5.5.9|>=7.0.8"
+            },
+            "conflict": {
+                "symfony/console": "<3.4"
             },
             "require-dev": {
-                "symfony/console": "~2.8|~3.0"
+                "symfony/console": "~3.4|~4.0"
             },
             "suggest": {
                 "symfony/console": "For validating YAML files using the lint command"
@@ -1476,7 +1455,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "3.2-dev"
+                    "dev-master": "3.4-dev"
                 }
             },
             "autoload": {
@@ -1503,7 +1482,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2017-03-20T09:45:15+00:00"
+            "time": "2018-01-03T07:37:34+00:00"
         },
         {
             "name": "webmozart/assert",
diff --git a/src/Telegram.php b/src/Telegram.php
index ef1af1338..614a7bffc 100644
--- a/src/Telegram.php
+++ b/src/Telegram.php
@@ -862,9 +862,8 @@ protected function ucwordsUnicode($str, $encoding = 'UTF-8')
      */
     protected function ucfirstUnicode($str, $encoding = 'UTF-8')
     {
-        return
-            mb_strtoupper(mb_substr($str, 0, 1, $encoding), $encoding)
-            . mb_strtolower(mb_substr($str, 1, mb_strlen($str), $encoding), $encoding);
+        return mb_strtoupper(mb_substr($str, 0, 1, $encoding), $encoding)
+               . mb_strtolower(mb_substr($str, 1, mb_strlen($str), $encoding), $encoding);
     }
 
     /**