diff --git a/.gitignore b/.gitignore
index d0ffa2f..beffdb3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,5 @@
 clog
 .gitignore
 
+/tzinfo-0.3.26.gem
+/rubygem-tzinfo.spec
diff --git a/sources b/sources
index e69de29..bd13e7e 100644
--- a/sources
+++ b/sources
@@ -0,0 +1,2 @@
+450c9c921e10f9bd5fd4cd6d9bb21f75  tzinfo-0.3.26.gem
+0430af3f260c3083ef10372b9b944121  rubygem-tzinfo.spec