diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c6353f3..f4e20a7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,7 +19,7 @@ jobs:
       fail-fast: false
       matrix:
         php: [8.0]
-        ecs: [10.*, 11.*]
+        ecs: [10.*, 11.*, 12.*]
 
     steps:
       -
diff --git a/composer.json b/composer.json
index 92ff3ac..3d43499 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     "require": {
         "php": "^8.0",
         "slevomat/coding-standard": "^8.0",
-        "symplify/easy-coding-standard": "^10.0 || ^11.0"
+        "symplify/easy-coding-standard": "^10.0 || ^11.0 || ^12.0"
     },
     "conflict": {
         "symplify/package-builder": "^8.3"