diff --git a/.gitignore b/.gitignore
index e8cdb76..2f9324a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/six-1.15.0.tar.gz
+/six-1.15.0.tar.gz
diff --git a/sources b/sources
index a066732..86b80a4 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (six-1.15.0.tar.gz) = a785c20658b3676333c749436f088394c12b0c26
+SHA512 (six-1.15.0.tar.gz) = eb840ac17f433f1fc4af56de75cfbfe0b54e6a737bb23c453bf09a4a13d768d153e46064880dc763f4c5cc2785b78ea6d3d3b4a41fed181cb9064837e3f699a9