diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 8291fd54c..746a5c505 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         image: [ubuntu-20.04]
-        php: [7.4.13]
+        php: [7.4.15]
 
     steps:
       - uses: actions/checkout@v2 #needed for build.sh
@@ -37,7 +37,7 @@ jobs:
       fail-fast: false
       matrix:
         image: [ubuntu-20.04]
-        php: [7.4.13]
+        php: [7.4.15]
 
     steps:
       - uses: actions/checkout@v2
@@ -87,7 +87,7 @@ jobs:
       fail-fast: false
       matrix:
         image: [ubuntu-20.04]
-        php: [7.4.13]
+        php: [7.4.15]
 
     steps:
       - uses: actions/checkout@v2
@@ -137,7 +137,7 @@ jobs:
       fail-fast: false
       matrix:
         image: [ubuntu-20.04]
-        php: [7.4.13]
+        php: [7.4.15]
 
     steps:
       - uses: actions/checkout@v2
diff --git a/README.md b/README.md
index 1c02cb9ed..bff7e31be 100644
--- a/README.md
+++ b/README.md
@@ -3,10 +3,12 @@
 	<b>A highly customisable, open source server software for Minecraft: Bedrock Edition written in PHP</b>
 </p>
 
-![CI](https://github.com/pmmp/PocketMine-MP/workflows/CI/badge.svg)
-[![GitHub tag (latest SemVer)](https://img.shields.io/github/v/tag/pmmp/PocketMine-MP?label=release&logo=github)](https://github.com/pmmp/PocketMine-MP/releases)
-[![Docker Image Version (latest semver)](https://img.shields.io/docker/v/pmmp/pocketmine-mp?logo=docker&label=image)](https://hub.docker.com/r/pmmp/pocketmine-mp)
-[![Discord](https://img.shields.io/discord/373199722573201408?label=discord&color=7289DA&logo=discord)](https://discord.gg/bmSAZBG)
+<p align="center">
+	<img src="https://github.com/pmmp/PocketMine-MP/workflows/CI/badge.svg" alt="CI" />
+	<a href="https://github.com/pmmp/PocketMine-MP/releases"><img src="https://img.shields.io/github/v/tag/pmmp/PocketMine-MP?label=release&logo=github" alt="GitHub tag (latest semver)" /></a>
+	<a href="https://hub.docker.com/r/pmmp/pocketmine-mp"><img src="https://img.shields.io/docker/v/pmmp/pocketmine-mp?logo=docker&label=image" alt="Docker image version (latest semver)" /></a>
+	<a href="https://discord.gg/bmSAZBG"><img src="https://img.shields.io/discord/373199722573201408?label=discord&color=7289DA&logo=discord" alt="Discord" /></a>
+</p>
 
 ## Getting started
 - [Documentation](http://pmmp.readthedocs.org/)
diff --git a/composer.json b/composer.json
index 8c82ca36e..37cc25bd2 100644
--- a/composer.json
+++ b/composer.json
@@ -49,7 +49,7 @@
       "respect/validation": "^2.0"
    },
    "require-dev": {
-      "phpstan/phpstan": "0.12.71",
+      "phpstan/phpstan": "0.12.74",
       "phpstan/phpstan-phpunit": "^0.12.6",
       "phpstan/phpstan-strict-rules": "^0.12.2",
       "phpunit/phpunit": "^9.2"
diff --git a/composer.lock b/composer.lock
index 8129a33e7..c85f99b9c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "2032ba311a20918843c0cbffdc6058e4",
+    "content-hash": "0cdfe5ec21f19c4a00fe1ae40ede785e",
     "packages": [
         {
             "name": "adhocore/json-comment",
@@ -1579,16 +1579,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "0.12.71",
+            "version": "0.12.74",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "d508fa3b0ecc5fc91ac70c6c7ac2862f968ba2b5"
+                "reference": "bc5f9483c8f461c86653dcbd040cf0d2778c91a2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/d508fa3b0ecc5fc91ac70c6c7ac2862f968ba2b5",
-                "reference": "d508fa3b0ecc5fc91ac70c6c7ac2862f968ba2b5",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/bc5f9483c8f461c86653dcbd040cf0d2778c91a2",
+                "reference": "bc5f9483c8f461c86653dcbd040cf0d2778c91a2",
                 "shasum": ""
             },
             "require": {
@@ -1619,7 +1619,7 @@
             "description": "PHPStan - PHP Static Analysis Tool",
             "support": {
                 "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/0.12.71"
+                "source": "https://github.com/phpstan/phpstan/tree/0.12.74"
             },
             "funding": [
                 {
@@ -1635,7 +1635,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-02-01T18:24:00+00:00"
+            "time": "2021-02-08T15:00:25+00:00"
         },
         {
             "name": "phpstan/phpstan-phpunit",
diff --git a/tests/gh-actions/build.sh b/tests/gh-actions/build.sh
index 344894a83..71539a93a 100755
--- a/tests/gh-actions/build.sh
+++ b/tests/gh-actions/build.sh
@@ -50,8 +50,8 @@ echo '"leveldb",,"https://github.com/pmmp/php-leveldb.git",,"--with-leveldb='$IN
 echo '"chunkutils2",,"https://github.com/pmmp/ext-chunkutils2.git",,,"extension",' >> share/php-build/extension/definition
 echo '"morton",,"https://github.com/pmmp/ext-morton.git",,,"extension",' >> share/php-build/extension/definition
 PHP_BUILD_INSTALL_EXTENSION="\
-pthreads=@2bcd8b8c10395d58b8a9bc013e3a5328080c867f \
-yaml=2.2.0 \
+pthreads=@acc6e52b2144c61c434b62a3cb680d537e06828e \
+yaml=2.2.1 \
 leveldb=@2e3f740b55af1eb6dfc648dd451bcb7d6151c26c \
 chunkutils2=@5a4dcd6ed74e0db2ca9a54948d4f3a065e386db5 \
 morton=@0.1.2 \