diff --git a/wp-includes/class-wp-term-query.php b/wp-includes/class-wp-term-query.php
index 45d45927a0..8ff0028ecf 100644
--- a/wp-includes/class-wp-term-query.php
+++ b/wp-includes/class-wp-term-query.php
@@ -457,6 +457,14 @@ class WP_Term_Query {
 				"tt.taxonomy IN ('" . implode( "', '", array_map( 'esc_sql', $taxonomies ) ) . "')";
 		}
 
+		if ( empty( $args['exclude'] ) ) {
+			$args['exclude'] = array();
+		}
+
+		if ( empty( $args['include'] ) ) {
+			$args['include'] = array();
+		}
+
 		$exclude      = $args['exclude'];
 		$exclude_tree = $args['exclude_tree'];
 		$include      = $args['include'];
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 75e8066c4e..ada36810f6 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.0-beta3-53308';
+$wp_version = '6.0-beta3-53309';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.