diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 25788db..0debd9e 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -24,6 +24,7 @@ jobs:
     strategy:
       matrix:
         php:
+          - "8.1"
           - "8.2"
           - "8.3"
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e1007c6..45daccb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+* Restored support for PHP 8.1
+
 ## [1.3.0] - 2023-11-25
 
 * Added support for PHP 8.3, dropped support for PHP 8.1
diff --git a/composer.json b/composer.json
index c688148..74002f0 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
         }
     ],
     "require": {
-        "php": "~8.2.0 || ~8.3.0",
+        "php": "~8.1.0 || ~8.2.0 || ~8.3.0",
         "ext-json": "*"
     },
     "require-dev": {