diff --git a/rector.php b/rector.php
index 92740a3cc945..9f7092f53451 100644
--- a/rector.php
+++ b/rector.php
@@ -21,7 +21,6 @@
 use Rector\CodingStyle\Rector\ClassMethod\MakeInheritedMethodVisibilitySameAsParentRector;
 use Rector\CodingStyle\Rector\FuncCall\CountArrayToEmptyArrayComparisonRector;
 use Rector\CodingStyle\Rector\FuncCall\VersionCompareFuncCallToConstantRector;
-use Rector\CodingStyle\Rector\FunctionLike\FunctionLikeToFirstClassCallableRector;
 use Rector\Config\RectorConfig;
 use Rector\DeadCode\Rector\ClassMethod\RemoveUnusedConstructorParamRector;
 use Rector\DeadCode\Rector\ClassMethod\RemoveUnusedPrivateMethodRector;
@@ -173,9 +172,6 @@
         // possibly isset() on purpose, on updated Config classes property accross versions
         IssetOnPropertyObjectToPropertyExistsRector::class,
 
-        // needs separate PR for activation to allow more depth review
-        FunctionLikeToFirstClassCallableRector::class,
-
         AssertFuncCallToPHPUnitAssertRector::class => [
             // use $this inside static closure
             __DIR__ . '/tests/system/AutoReview/FrameworkCodeTest.php',
diff --git a/system/Database/BaseBuilder.php b/system/Database/BaseBuilder.php
index a2988dcede5a..8e1763256298 100644
--- a/system/Database/BaseBuilder.php
+++ b/system/Database/BaseBuilder.php
@@ -2113,7 +2113,7 @@ public function onConstraint($set)
             if (is_string($set)) {
                 $set = explode(',', $set);
 
-                $set = array_map(static fn ($key): string => trim($key), $set);
+                $set = array_map(trim(...), $set);
             }
 
             if ($set instanceof RawSql) {
@@ -2157,7 +2157,7 @@ public function setQueryAsData($query, ?string $alias = null, $columns = null):
         if (is_string($query)) {
             if ($columns !== null && is_string($columns)) {
                 $columns = explode(',', $columns);
-                $columns = array_map(static fn ($key): string => trim($key), $columns);
+                $columns = array_map(trim(...), $columns);
             }
 
             $columns = (array) $columns;
diff --git a/system/Database/Postgre/Connection.php b/system/Database/Postgre/Connection.php
index 9b480975de2e..71549ad0b08f 100644
--- a/system/Database/Postgre/Connection.php
+++ b/system/Database/Postgre/Connection.php
@@ -382,7 +382,7 @@ protected function _indexData(string $table): array
             $obj         = new stdClass();
             $obj->name   = $row->indexname;
             $_fields     = explode(',', preg_replace('/^.*\((.+?)\)$/', '$1', trim($row->indexdef)));
-            $obj->fields = array_map(static fn ($v): string => trim($v), $_fields);
+            $obj->fields = array_map(trim(...), $_fields);
 
             if (str_starts_with($row->indexdef, 'CREATE UNIQUE INDEX pk')) {
                 $obj->type = 'PRIMARY';
diff --git a/system/Database/SQLSRV/Connection.php b/system/Database/SQLSRV/Connection.php
index 53927e036f59..1ebd73908ebd 100644
--- a/system/Database/SQLSRV/Connection.php
+++ b/system/Database/SQLSRV/Connection.php
@@ -266,7 +266,7 @@ protected function _indexData(string $table): array
             $obj->name = $row->index_name;
 
             $_fields     = explode(',', trim($row->index_keys));
-            $obj->fields = array_map(static fn ($v): string => trim($v), $_fields);
+            $obj->fields = array_map(trim(...), $_fields);
 
             if (str_contains($row->index_description, 'primary key located on')) {
                 $obj->type = 'PRIMARY';
diff --git a/system/Database/SQLSRV/Forge.php b/system/Database/SQLSRV/Forge.php
index 1a0756f51de7..b64c25a05100 100644
--- a/system/Database/SQLSRV/Forge.php
+++ b/system/Database/SQLSRV/Forge.php
@@ -398,7 +398,7 @@ protected function _attributeType(array &$attributes)
                 // https://learn.microsoft.com/en-us/sql/t-sql/data-types/char-and-varchar-transact-sql?view=sql-server-ver16#remarks
                 $maxLength = max(
                     array_map(
-                        static fn ($value): int => strlen($value),
+                        strlen(...),
                         $attributes['CONSTRAINT'],
                     ),
                 );
diff --git a/system/Events/Events.php b/system/Events/Events.php
index ae68e20573ed..4c255f02df05 100644
--- a/system/Events/Events.php
+++ b/system/Events/Events.php
@@ -85,7 +85,7 @@ public static function initialize()
         }
 
         $files = array_filter(array_map(
-            static fn (string $file): false|string => realpath($file),
+            realpath(...),
             $files,
         ));
 
diff --git a/system/Router/AutoRouterImproved.php b/system/Router/AutoRouterImproved.php
index c14c8fe97ebe..a00c04d265d7 100644
--- a/system/Router/AutoRouterImproved.php
+++ b/system/Router/AutoRouterImproved.php
@@ -209,7 +209,7 @@ private function searchLastDefaultController(): bool
             }
 
             $namespaces = array_map(
-                fn ($segment): string => $this->translateURI($segment),
+                $this->translateURI(...),
                 $segments,
             );