diff --git a/composer.json b/composer.json
index 387d2fc..fdcad73 100644
--- a/composer.json
+++ b/composer.json
@@ -22,7 +22,7 @@
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+    "php": "^8.0",
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diff --git a/composer.lock b/composer.lock
index b2eb294..cfed935 100644
--- a/composer.lock
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+            "time": "2022-01-24T11:29:14+00:00"
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@@ -223,85 +223,6 @@
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-            "homepage": "https://symfony.com",
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-                "polyfill",
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@@ -428,7 +342,14 @@
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@@ -443,21 +364,21 @@
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+                "ext-ctype": "*",
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@@ -495,9 +416,9 @@
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@@ -551,71 +472,15 @@
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