diff --git a/system/CodeIgniter.php b/system/CodeIgniter.php
index a291809938e5..6fef8cbb6362 100644
--- a/system/CodeIgniter.php
+++ b/system/CodeIgniter.php
@@ -775,6 +775,8 @@ public function cachePage(Cache $config)
 
     /**
      * Returns an array with our basic performance stats collected.
+     *
+     * @return array{startTime: float|null, totalTime: float}
      */
     public function getPerformanceStats(): array
     {
diff --git a/utils/phpstan-baseline/missingType.iterableValue.neon b/utils/phpstan-baseline/missingType.iterableValue.neon
index d9527fa8fee7..dd6c35e453d0 100644
--- a/utils/phpstan-baseline/missingType.iterableValue.neon
+++ b/utils/phpstan-baseline/missingType.iterableValue.neon
@@ -1,12 +1,7 @@
-# total 1132 errors
+# total 1131 errors
 
 parameters:
     ignoreErrors:
-        -
-            message: '#^Method CodeIgniter\\CodeIgniter\:\:getPerformanceStats\(\) return type has no value type specified in iterable type array\.$#'
-            count: 1
-            path: ../../system/CodeIgniter.php
-
         -
             message: '#^Method CodeIgniter\\Commands\\ListCommands\:\:listFull\(\) has parameter \$commands with no value type specified in iterable type array\.$#'
             count: 1