diff --git a/.gitignore b/.gitignore
index a58c3e3..b562a3a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/relaxngDatatype-2011.1.tar.gz
+/relaxngDatatype-2011.1.tar.gz
diff --git a/.relaxngDatatype.metadata b/.relaxngDatatype.metadata
new file mode 100644
index 0000000..977e121
--- /dev/null
+++ b/.relaxngDatatype.metadata
@@ -0,0 +1 @@
+13d173356848def46d7ffd54399dc359b47e9720 relaxngDatatype-2011.1.tar.gz
diff --git a/sources b/sources
index 308e68a..9a4ab35 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (relaxngDatatype-2011.1.tar.gz) = 13d173356848def46d7ffd54399dc359b47e9720
+SHA512 (relaxngDatatype-2011.1.tar.gz) = 8835cd7728aad10c1bb3e1b80f45e54699df8c502c1fbbbb0355b522bb591040116fa57f1495f1fecaf9a22174e0eebb55be5911cf29bf0eb9dce86be16a72bf