diff --git a/tests/UnitTests/ResourceTests/ResourcePlugins/PHPunitplugins/resource.db.php b/tests/UnitTests/ResourceTests/ResourcePlugins/PHPunitplugins/resource.db.php
index c297f5cd..93e94401 100644
--- a/tests/UnitTests/ResourceTests/ResourcePlugins/PHPunitplugins/resource.db.php
+++ b/tests/UnitTests/ResourceTests/ResourcePlugins/PHPunitplugins/resource.db.php
@@ -15,14 +15,10 @@ class Smarty_Resource_Db extends Smarty_Resource_Recompiled {
 	public function populate(Smarty_Template_Source $source, Smarty_Internal_Template $_template = null) {
 		$source->filepath = 'db:';
 		$source->uid = sha1($source->resource);
-		$source->timestamp = 0;
+		$source->timestamp = 1000000000;
 		$source->exists = true;
 	}
 
-	public function populateTimestamp(Smarty_Template_Source $source): int {
-		return 1000000000;
-	}
-
 	public function getContent(Smarty_Template_Source $source) {
 		return '{$x="hello world"}{$x}';
 	}