diff --git a/.gitignore b/.gitignore
index 9d4eba8..0c6f9a0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/oci-umount-87f9237.tar.gz
+/oci-umount-87f9237.tar.gz
diff --git a/.oci-umount.metadata b/.oci-umount.metadata
new file mode 100644
index 0000000..a394b3e
--- /dev/null
+++ b/.oci-umount.metadata
@@ -0,0 +1 @@
+88e0ecab3301cd70b9b72a26350867d275e0ffe0 oci-umount-87f9237.tar.gz
diff --git a/sources b/sources
index 39dcda4..93a09e0 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (oci-umount-87f9237.tar.gz) = 88e0ecab3301cd70b9b72a26350867d275e0ffe0
+SHA512 (oci-umount-87f9237.tar.gz) = 5a28e069bec33e55531c5ae693471ebf1672a250f39ed2057a04c84b0fac32a4a499f065d5c2638ee93326b39bbe8d54da7e7173a87e3e4740b5f7a7a753c375