diff --git a/tests/phpunit/tests/term/wpUpdateTerm.php b/tests/phpunit/tests/term/wpUpdateTerm.php
index f9a2ad8a78..9213de50c2 100644
--- a/tests/phpunit/tests/term/wpUpdateTerm.php
+++ b/tests/phpunit/tests/term/wpUpdateTerm.php
@@ -300,50 +300,6 @@ class Tests_Term_WpUpdateTerm extends WP_UnitTestCase {
 		$this->assertNotEquals( $t1_terms[0]->term_id, $t2_terms[0]->term_id );
 	}
 
-	/**
-	 * @ticket 5809
-	 */
-	public function test_wp_update_term_should_not_split_shared_term_before_410_schema_change() {
-		global $wpdb;
-
-		$db_version = get_option( 'db_version' );
-		update_option( 'db_version', 30055 );
-
-		register_taxonomy( 'wptests_tax', 'post' );
-		register_taxonomy( 'wptests_tax_2', 'post' );
-
-		$t1 = wp_insert_term( 'Foo', 'wptests_tax' );
-		$t2 = wp_insert_term( 'Foo', 'wptests_tax_2' );
-
-		// Manually modify because shared terms shouldn't naturally occur.
-		$wpdb->update( $wpdb->term_taxonomy,
-			array( 'term_id' => $t1['term_id'] ),
-			array( 'term_taxonomy_id' => $t2['term_taxonomy_id'] ),
-			array( '%d' ),
-			array( '%d' )
-		);
-
-		$posts = $this->factory->post->create_many( 2 );
-		wp_set_object_terms( $posts[0], array( 'Foo' ), 'wptests_tax' );
-		wp_set_object_terms( $posts[1], array( 'Foo' ), 'wptests_tax_2' );
-
-		// Verify that the term is shared.
-		$t1_terms = wp_get_object_terms( $posts[0], 'wptests_tax' );
-		$t2_terms = wp_get_object_terms( $posts[1], 'wptests_tax_2' );
-		$this->assertSame( $t1_terms[0]->term_id, $t2_terms[0]->term_id );
-
-		wp_update_term( $t2_terms[0]->term_id, 'wptests_tax_2', array(
-			'name' => 'New Foo',
-		) );
-
-		// Term should still be shared.
-		$t1_terms = wp_get_object_terms( $posts[0], 'wptests_tax' );
-		$t2_terms = wp_get_object_terms( $posts[1], 'wptests_tax_2' );
-		$this->assertSame( $t1_terms[0]->term_id, $t2_terms[0]->term_id );
-
-		update_option( 'db_version', $db_version );
-	}
-
 	public function test_wp_update_term_alias_of_no_term_group() {
 		register_taxonomy( 'wptests_tax', 'post' );
 		$t1 = $this->factory->term->create( array(