diff --git a/tests/phpunit/tests/db.php b/tests/phpunit/tests/db.php
index 20ed791b53..f49a3e07b6 100644
--- a/tests/phpunit/tests/db.php
+++ b/tests/phpunit/tests/db.php
@@ -955,25 +955,4 @@ class Tests_DB extends WP_UnitTestCase {
 
 		$wpdb->check_connection();
 	}
-
-	/**
-	 * @ticket 32405
-	 */
-	function test_non_unicode_collations() {
-		global $wpdb;
-
-		if ( ! $wpdb->has_cap( 'utf8mb4' ) ) {
-			$this->markTestSkipped( 'This test requires utf8mb4 support' );
-		}
-
-		$charset = $wpdb->charset;
-		$collate = $wpdb->collate;
-
-		$wpdb->init_charset( 'utf8', 'utf8_swedish_ci' );
-
-		$this->assertSame( 'utf8mb4', $wpdb->charset );
-		$this->assertSame( 'utf8mb4_swedish_ci', $wpdb->collate );
-
-		$wpdb->init_charset( $charset, $collate );
-	}
 }