diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c9b971..49cd206 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 <!-- There is always Unreleased section on the top. Subsections (Added, Changed, Fixed, Removed) should be added as needed. -->
 
 ## Unreleased
+- Remove skip of BlankLineAfterOpeningTagFixer to be PSR-12 compliant.
 
 ## 4.1.1 - 2024-06-10
 - Disable incorrectly behaving PhpdocAlignFixer.
diff --git a/ecs.php b/ecs.php
index 17d3a18..0c8be91 100644
--- a/ecs.php
+++ b/ecs.php
@@ -638,7 +638,4 @@
         // Skip unwanted rules from ReturnTypeHintSniff
         ReturnTypeHintSniff::class . '.' . ReturnTypeHintSniff::CODE_MISSING_TRAVERSABLE_TYPE_HINT_SPECIFICATION => null,
         ReturnTypeHintSniff::class . '.' . ReturnTypeHintSniff::CODE_MISSING_ANY_TYPE_HINT => null,
-
-        // We use declare(strict_types=1); after opening tag
-        BlankLineAfterOpeningTagFixer::class => null,
     ]);