1 files changed, 1 insertions, 1 deletions
diff --git a/_test/tests/inc/cache_use.test.php b/_test/tests/inc/cache_use.test.php
index 3a1028d13..76e81a546 100644
--- a/_test/tests/inc/cache_use.test.php
+++ b/_test/tests/inc/cache_use.test.php
@@ -13,7 +13,7 @@ class cache_use_test extends DokuWikiTest {
     /** @var CacheRenderer $cache */
     private $cache;
 
-    function setUp() {
+    function setUp() : void {
         global $ID, $conf;
         parent::setUp();