diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index 951c7cb..fe7dcfb 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -14,5 +14,3 @@ parameters:
 		- gtm-kit.php
 		- src/
 		- uninstall.php
-	ignoreErrors:
-		- '#Path in require_once.*plugin#'
diff --git a/src/Common/Util.php b/src/Common/Util.php
index 17e0f42..0bace87 100644
--- a/src/Common/Util.php
+++ b/src/Common/Util.php
@@ -208,6 +208,7 @@ private function add_shared_data( array $data, string $wp_version ): array {
 	public function get_active_plugins(): array {
 
 		if ( ! function_exists( 'get_plugins' ) ) {
+			// @phpstan-ignore-next-line
 			require_once ABSPATH . 'wp-admin/includes/plugin.php';
 		}
 
diff --git a/src/Installation/PluginDataImport.php b/src/Installation/PluginDataImport.php
index 5b398c2..b11f12c 100644
--- a/src/Installation/PluginDataImport.php
+++ b/src/Installation/PluginDataImport.php
@@ -233,7 +233,7 @@ private function get_google_tag_manager(): array {
 	 */
 	private function is_plugin_active( string $plugin ): bool {
 		if ( ! function_exists( 'is_plugin_active' ) ) {
-
+			// @phpstan-ignore-next-line
 			require_once ABSPATH . 'wp-admin/includes/plugin.php';
 
 		}
diff --git a/src/Installation/Upgrade.php b/src/Installation/Upgrade.php
index 3244ce8..184b01b 100644
--- a/src/Installation/Upgrade.php
+++ b/src/Installation/Upgrade.php
@@ -162,6 +162,7 @@ protected function v122_upgrade(): void {
 	protected function v2_upgrade(): void {
 
 		if ( ! function_exists( 'get_plugins' ) ) {
+			// @phpstan-ignore-next-line
 			require_once ABSPATH . 'wp-admin/includes/plugin.php';
 		}
 
diff --git a/src/Options.php b/src/Options.php
index a9ade3f..806709e 100644
--- a/src/Options.php
+++ b/src/Options.php
@@ -148,6 +148,7 @@ public function pre_update_option( $new_value, $old_value ): ?array {
 	public static function get_defaults(): array {
 
 		if ( ! function_exists( 'is_plugin_active' ) ) {
+			// @phpstan-ignore-next-line
 			require_once ABSPATH . 'wp-admin/includes/plugin.php';
 		}