diff --git a/core/model/YamlFixture.php b/core/model/YamlFixture.php
index 473c12828..768b0d300 100644
--- a/core/model/YamlFixture.php
+++ b/core/model/YamlFixture.php
@@ -1,6 +1,6 @@
 <?php
 
-require_once 'thirdparty/spyc/Spyc.php';
+require_once 'thirdparty/spyc/spyc.php';
 
 /**
  * Uses the Spyc library to parse a YAML document (see http://yaml.org).