diff --git a/default.xml b/default.xml
new file mode 100644
index 0000000..e068538
--- /dev/null
+++ b/default.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<manifest>
+  <remote
+    name="hafnium"
+    fetch="https://hafnium.googlesource.com/"
+    review="sso://hafnium.googlesource.com/"
+    revision="master" />
+  <project path="." name="hafnium" sync-s="true" remote="hafnium" />
+</manifest>