diff --git a/preprod.properties b/preprod.properties
index ff7ed542..3723db8b 100644
--- a/preprod.properties
+++ b/preprod.properties
@@ -39,3 +39,8 @@ md.dist.host1.name=md1-test.infr.ukfederation.org.uk
 md.dist.host2.name=md2-test.infr.ukfederation.org.uk
 md.dist.host3.name=md3-test.infr.ukfederation.org.uk
 md.dist.path.name=/
+
+#
+# Preprod MDQ cache is a different file
+#
+mdq.cache=mdqcache-test.tar.gz
\ No newline at end of file