diff --git a/phpstan-baseline.php b/phpstan-baseline.php
index 655f99522cb4..85886bd78c95 100644
--- a/phpstan-baseline.php
+++ b/phpstan-baseline.php
@@ -16,6 +16,11 @@
 	'count' => 1,
 	'path' => __DIR__ . '/app/Config/Kint.php',
 ];
+$ignoreErrors[] = [
+	'message' => '#^Property Config\\\\Routing\\:\\:\\$override404 has no type specified\\.$#',
+	'count' => 1,
+	'path' => __DIR__ . '/app/Config/Routing.php',
+];
 $ignoreErrors[] = [
 	'message' => '#^Method App\\\\Controllers\\\\BaseController\\:\\:initController\\(\\) has no return type specified\\.$#',
 	'count' => 1,
@@ -531,6 +536,11 @@
 	'count' => 1,
 	'path' => __DIR__ . '/system/Config/Publisher.php',
 ];
+$ignoreErrors[] = [
+	'message' => '#^Property CodeIgniter\\\\Config\\\\Routing\\:\\:\\$override404 has no type specified\\.$#',
+	'count' => 1,
+	'path' => __DIR__ . '/system/Config/Routing.php',
+];
 $ignoreErrors[] = [
 	'message' => '#^Property CodeIgniter\\\\Config\\\\View\\:\\:\\$filters has no type specified\\.$#',
 	'count' => 1,
@@ -911,6 +921,11 @@
 	'count' => 1,
 	'path' => __DIR__ . '/system/Database/Seeder.php',
 ];
+$ignoreErrors[] = [
+	'message' => '#^Method CodeIgniter\\\\Debug\\\\BaseExceptionHandler\\:\\:maskSensitiveData\\(\\) has no return type specified\\.$#',
+	'count' => 1,
+	'path' => __DIR__ . '/system/Debug/BaseExceptionHandler.php',
+];
 $ignoreErrors[] = [
 	'message' => '#^Method CodeIgniter\\\\Debug\\\\Exceptions\\:\\:exceptionHandler\\(\\) has no return type specified\\.$#',
 	'count' => 1,
@@ -1151,6 +1166,11 @@
 	'count' => 1,
 	'path' => __DIR__ . '/system/Exceptions/FrameworkException.php',
 ];
+$ignoreErrors[] = [
+	'message' => '#^Method CodeIgniter\\\\Exceptions\\\\FrameworkException\\:\\:forInvalidDirectory\\(\\) has no return type specified\\.$#',
+	'count' => 1,
+	'path' => __DIR__ . '/system/Exceptions/FrameworkException.php',
+];
 $ignoreErrors[] = [
 	'message' => '#^Method CodeIgniter\\\\Exceptions\\\\FrameworkException\\:\\:forInvalidFile\\(\\) has no return type specified\\.$#',
 	'count' => 1,
@@ -1406,6 +1426,11 @@
 	'count' => 1,
 	'path' => __DIR__ . '/system/HTTP/Response.php',
 ];
+$ignoreErrors[] = [
+	'message' => '#^Method CodeIgniter\\\\HTTP\\\\SiteURI\\:\\:applyParts\\(\\) has no return type specified\\.$#',
+	'count' => 1,
+	'path' => __DIR__ . '/system/HTTP/SiteURI.php',
+];
 $ignoreErrors[] = [
 	'message' => '#^Method CodeIgniter\\\\HTTP\\\\URI\\:\\:applyParts\\(\\) has no return type specified\\.$#',
 	'count' => 1,
@@ -1511,6 +1536,11 @@
 	'count' => 1,
 	'path' => __DIR__ . '/system/Honeypot/Honeypot.php',
 ];
+$ignoreErrors[] = [
+	'message' => '#^Method CodeIgniter\\\\HotReloader\\\\HotReloader\\:\\:run\\(\\) has no return type specified\\.$#',
+	'count' => 1,
+	'path' => __DIR__ . '/system/HotReloader/HotReloader.php',
+];
 $ignoreErrors[] = [
 	'message' => '#^Method CodeIgniter\\\\I18n\\\\Time\\:\\:setTestNow\\(\\) has no return type specified\\.$#',
 	'count' => 1,
@@ -1731,6 +1761,11 @@
 	'count' => 1,
 	'path' => __DIR__ . '/system/Router/AutoRouter.php',
 ];
+$ignoreErrors[] = [
+	'message' => '#^Method CodeIgniter\\\\Router\\\\AutoRouterImproved\\:\\:createSegments\\(\\) has no return type specified\\.$#',
+	'count' => 1,
+	'path' => __DIR__ . '/system/Router/AutoRouterImproved.php',
+];
 $ignoreErrors[] = [
 	'message' => '#^Method CodeIgniter\\\\Router\\\\RouteCollection\\:\\:add\\(\\) has parameter \\$to with no signature specified for Closure\\.$#',
 	'count' => 1,