diff --git a/plugins/woocommerce/includes/class-wc-install.php b/plugins/woocommerce/includes/class-wc-install.php
index cb8d8153426..0d3fd7ec0d6 100644
--- a/plugins/woocommerce/includes/class-wc-install.php
+++ b/plugins/woocommerce/includes/class-wc-install.php
@@ -388,7 +388,7 @@ class WC_Install {
 	 *
 	 * @return bool
 	 */
-	public static function is_installing() {
+	private static function is_installing() {
 		return 'yes' === get_transient( 'wc_installing' );
 	}
 
diff --git a/plugins/woocommerce/src/Admin/Features/OnboardingTasks/DeprecatedOptions.php b/plugins/woocommerce/src/Admin/Features/OnboardingTasks/DeprecatedOptions.php
index cfa45232665..60ffbadb185 100644
--- a/plugins/woocommerce/src/Admin/Features/OnboardingTasks/DeprecatedOptions.php
+++ b/plugins/woocommerce/src/Admin/Features/OnboardingTasks/DeprecatedOptions.php
@@ -30,9 +30,9 @@ class DeprecatedOptions {
 	 * @return string
 	 */
 	public static function get_deprecated_options( $pre_option, $option ) {
-		if ( WC_Install::is_installing() ) {
+		if ( defined( 'WC_INSTALLING' ) && WC_INSTALLING === true ) {
 			return $pre_option;
-		};
+		}
 
 		$hidden = get_option( 'woocommerce_task_list_hidden_lists', array() );
 		switch ( $option ) {