diff --git a/wp-admin/includes/upgrade.php b/wp-admin/includes/upgrade.php
index 589d294b02..c025d81b76 100644
--- a/wp-admin/includes/upgrade.php
+++ b/wp-admin/includes/upgrade.php
@@ -2200,6 +2200,7 @@ function dbDelta( $queries = '', $execute = true ) {
 				case 'fulltext':
 				case 'unique':
 				case 'key':
+				case 'spatial':
 					$validfield = false;
 					$indices[] = trim(trim($fld), ", \n");
 					break;
@@ -2301,6 +2302,9 @@ function dbDelta( $queries = '', $execute = true ) {
 				if ( 'FULLTEXT' === strtoupper( $index_data['index_type'] ) ) {
 					$index_string .= 'FULLTEXT ';
 				}
+				if ( 'SPATIAL' === strtoupper( $index_data['index_type'] ) ) {
+					$index_string .= 'SPATIAL ';
+				}
 				$index_string .= 'KEY ';
 				if ($index_name != 'PRIMARY') {
 					$index_string .= $index_name;
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 6d3d84b4b9..97a1f71a13 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.6-alpha-37573';
+$wp_version = '4.6-alpha-37574';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.