diff --git a/.gitignore b/.gitignore
index 6927ceb..18b4098 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/wheel-0.31.1.tar.gz
+/wheel-0.31.1.tar.gz
diff --git a/sources b/sources
index 4aa86bc..78a7e6b 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (wheel-0.31.1.tar.gz) = 9adb566f0f481cf14f4d5d5083f93c036b9aeba1
+SHA512 (wheel-0.31.1.tar.gz) = 148e8c9a050a2646f0df5ea4f69be78d6ea076eeec3d24c93a8f40a0882f843931c65b4da69a2de07abe983a345c7963d18e56100bc64f23deffc6e1db84e777