diff --git a/.gitignore b/.gitignore
index e6a623e..ed30ca8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/junit-4.12-clean.tar.gz
+/junit-4.12-clean.tar.gz
diff --git a/.junit.metadata b/.junit.metadata
new file mode 100644
index 0000000..a92cb54
--- /dev/null
+++ b/.junit.metadata
@@ -0,0 +1 @@
+8638be921555bc2a38baee8cfe0c7325b7d34650 junit-4.12-clean.tar.gz
diff --git a/sources b/sources
index f304d7b..f586a0c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (junit-4.12-clean.tar.gz) = 8638be921555bc2a38baee8cfe0c7325b7d34650
+SHA512 (junit-4.12-clean.tar.gz) = d25fc547aa8fd961a33e5104da899be924047dbe150bfe8cd1677648173f7bcab82b0562718fc8ec2138323b786bb6c66e749f96701871d8f1d8984dee52c2de