diff --git a/.apache-commons-exec.metadata b/.apache-commons-exec.metadata
new file mode 100644
index 0000000..a6dcb31
--- /dev/null
+++ b/.apache-commons-exec.metadata
@@ -0,0 +1 @@
+a76d05e19bf492ecf7096232425d9ddca7da47bd commons-exec-1.3-src.tar.gz
diff --git a/.gitignore b/.gitignore
index cfb11d2..5fac511 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/commons-exec-1.3-src.tar.gz
+/commons-exec-1.3-src.tar.gz
diff --git a/sources b/sources
index bae8d79..7943d92 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (commons-exec-1.3-src.tar.gz) = a76d05e19bf492ecf7096232425d9ddca7da47bd
+SHA512 (commons-exec-1.3-src.tar.gz) = ce05ee83df20864718887536731cf42bc89e5c958ed17969517173ab84a46d397cc6dddefa8fd8db72f75490cbf46a32f9ef109096f6d2f9ea679132d6cd0668