diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2f5cc63..0ef9bac 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,11 +9,17 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+## v5.5.0
+
+### Added
+
+- Add `CoordinateSystem48Well`
+
 ## v5.4.0
 
 ### Added
 
-- Add `MicroplateSet` possibility to calculate a `Location` within this set by a position 
+- Add `MicroplateSet` possibility to calculate a `Location` within this set by a position
 
 ## v5.3.0
 
diff --git a/Makefile b/Makefile
index 57e8667..5a47fff 100644
--- a/Makefile
+++ b/Makefile
@@ -13,8 +13,8 @@ coverage: vendor ## Collects coverage from running unit tests with phpunit
 
 .PHONY: fix
 fix: vendor ## Apply automatic code fixes
-	vendor/bin/php-cs-fixer fix
 	vendor/bin/rector process
+	vendor/bin/php-cs-fixer fix
 
 .PHONY: infection
 infection: vendor ## Runs mutation tests with infection
diff --git a/composer.json b/composer.json
index b8e42f6..ecd4eb4 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
     "infection/infection": "~0.25",
     "jangregor/phpstan-prophecy": "^1",
     "mll-lab/graphql-php-scalars": "^6",
-    "mll-lab/php-cs-fixer-config": "^4.3",
+    "mll-lab/php-cs-fixer-config": "^5",
     "mll-lab/rector-config": "^2",
     "nunomaduro/larastan": "^1 || ^2",
     "orchestra/testbench": "^5 || ^6 || ^7 || ^8",
diff --git a/src/CoordinateSystem48Well.php b/src/CoordinateSystem48Well.php
new file mode 100644
index 0000000..1e09caf
--- /dev/null
+++ b/src/CoordinateSystem48Well.php
@@ -0,0 +1,16 @@
+<?php declare(strict_types=1);
+
+namespace Mll\Microplate;
+
+final class CoordinateSystem48Well extends CoordinateSystem
+{
+    public function rows(): array
+    {
+        return range('A', 'F');
+    }
+
+    public function columns(): array
+    {
+        return range(1, 8);
+    }
+}