diff --git a/.gitignore b/.gitignore
index c8b5b7c..6166d05 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/Math-BigInt-1.999811.tar.gz
+/Math-BigInt-1.999811.tar.gz
diff --git a/.perl-Math-BigInt.metadata b/.perl-Math-BigInt.metadata
new file mode 100644
index 0000000..b47d9a9
--- /dev/null
+++ b/.perl-Math-BigInt.metadata
@@ -0,0 +1 @@
+42fd2271c1cb29c36ee3662429c649ac5a159d46 Math-BigInt-1.999811.tar.gz
diff --git a/sources b/sources
index 0ec6b22..a225ec0 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (Math-BigInt-1.999811.tar.gz) = 42fd2271c1cb29c36ee3662429c649ac5a159d46
+SHA512 (Math-BigInt-1.999811.tar.gz) = 2b9e524911c04cc0396702deae9f87091d075ce815ec3687f2071eb94f33f01f4a47ec28f57711083cfc3ce77f419c348dfce2866a567f054ab77ee4fc7f494f