diff --git a/.gitignore b/.gitignore
index e69de29..a174726 100644
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1 @@
+/erubi-1.6.0.gem
diff --git a/sources b/sources
index e69de29..b71e5fa 100644
--- a/sources
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (erubi-1.6.0.gem) = 33da5ab621f505aaa2203e156f7071400a516cff845c405eb30f2fdd2d1ffad2109ff369a878bfb701e884de54d9b4b5ee13d4fb65d822ad35d4c0d192709f8c