diff --git a/tests/php/BlogPostTest.php b/tests/php/BlogPostTest.php
index 51abc217..e0ae4968 100644
--- a/tests/php/BlogPostTest.php
+++ b/tests/php/BlogPostTest.php
@@ -45,7 +45,7 @@ public function testCanView($date, $user, $page, $canView, $stage)
      *  - expected result
      *  - versioned stage
      */
-    public function canViewProvider()
+    public static function canViewProvider()
     {
         $someFutureDate = '2013-10-10 20:00:00';
         $somePastDate = '2009-10-10 20:00:00';
@@ -168,7 +168,7 @@ public function testGetMonthlyArchiveLink($type, $expected)
     /**
      * @return array[]
      */
-    public function monthlyArchiveLinkProvider()
+    public static function monthlyArchiveLinkProvider()
     {
         return [
             ['day', '/2013/10/1'],