diff --git a/Geometry/TrackerCommonData/python/crackGeometryXML_cfi.py b/Geometry/TrackerCommonData/python/crackGeometryXML_cfi.py
index 5f5a56570041a..0f245914f06b6 100644
--- a/Geometry/TrackerCommonData/python/crackGeometryXML_cfi.py
+++ b/Geometry/TrackerCommonData/python/crackGeometryXML_cfi.py
@@ -4,6 +4,7 @@
 XMLIdealGeometryESSource = cms.ESSource("XMLIdealGeometryESSource",
   geomXMLFiles = cms.vstring(
     'Geometry/CMSCommonData/data/materials.xml',
+    'Geometry/TrackerCommonData/data/trackermaterial.xml',
     'Geometry/CMSCommonData/data/rotations.xml',
     'Geometry/TrackerCommonData/data/CRack/cms.xml',
     'Geometry/TrackerCommonData/data/CRack/tobmaterial.xml',