diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7c3df78..cc25e70 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        php: [7.2, 7.3, 7.4]
+        php: [7.4]
     steps:
     - uses: actions/checkout@v1
     - name: Install dependencies
diff --git a/README.md b/README.md
index f19f988..32766d5 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ The class also allows you to query servers using RCON although this only works f
 **:warning: Please do not create issues when you are unable to retrieve information from a server, unless you can prove that there is a bug within the library.**
 
 ## Requirements
-* [Modern PHP version](https://php.net/supported-versions.php) (5.5 or newer)
+* [Modern PHP version](https://php.net/supported-versions.php) (7.4 or newer)
 * 64-bit PHP or [gmp module](https://secure.php.net/manual/en/book.gmp.php)
 * Web server must allow UDP connections
 
diff --git a/composer.json b/composer.json
index 7436df0..ab4d62b 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
 	],
 	"require":
 	{
-		"php": ">=7.2"
+		"php": ">=7.4"
 	},
 	"require-dev":
 	{