diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 46dfdfe..a32272e 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -13,7 +13,6 @@ jobs:
       fail-fast: false
       matrix:
         php:
-          - '7.4'
           - '8.0'
           - '8.1'
           - '8.2'
diff --git a/composer.json b/composer.json
index cf46f79..9c7aa07 100644
--- a/composer.json
+++ b/composer.json
@@ -38,10 +38,9 @@
 		"docs": "https://github.com/DataValues/Geo/#usage"
 	},
 	"require": {
-		"php": ">=7.4",
+		"php": ">=8.0",
 		"data-values/data-values": "^3.0|^2.0|^1.0|~0.1",
-		"data-values/interfaces": "^1.1.0",
-		"symfony/polyfill-php80": "^1.18.1"
+		"data-values/interfaces": "^1.1.0"
 	},
 	"require-dev": {
 		"phpunit/phpunit": "^9.4.1",
diff --git a/src/Formatters/LatLongFormatter.php b/src/Formatters/LatLongFormatter.php
index 77a676c..6243ff7 100644
--- a/src/Formatters/LatLongFormatter.php
+++ b/src/Formatters/LatLongFormatter.php
@@ -368,11 +368,7 @@ private function formatNumber( float $number, int $digits = 0 ): string {
 		return sprintf( '%.' . ( $digits > 0 ? $digits : 0 ) . 'F', $number );
 	}
 
-	/**
-	 * @param string $option
-	 * @param mixed $default
-	 */
-	private function defaultOption( string $option, $default ): void {
+	private function defaultOption( string $option, mixed $default ): void {
 		if ( !$this->options->hasOption( $option ) ) {
 			$this->options->setOption( $option, $default );
 		}
diff --git a/src/Parsers/LatLongParserBase.php b/src/Parsers/LatLongParserBase.php
index d9430a8..f8df6a0 100644
--- a/src/Parsers/LatLongParserBase.php
+++ b/src/Parsers/LatLongParserBase.php
@@ -48,11 +48,7 @@ public function __construct( ?ParserOptions $options = null ) {
 		$this->defaultOption( self::OPT_SEPARATOR_SYMBOL, ',' );
 	}
 
-	/**
-	 * @param string $option
-	 * @param mixed $default
-	 */
-	private function defaultOption( string $option, $default ): void {
+	private function defaultOption( string $option, mixed $default ): void {
 		if ( !$this->options->hasOption( $option ) ) {
 			$this->options->setOption( $option, $default );
 		}