diff --git a/.gitignore b/.gitignore
index 5b3bf47..f8ce4f8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/v3.15.tar.gz
+/v3.15.tar.gz
diff --git a/sources b/sources
index 371e3d8..dedcd7b 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (v3.15.tar.gz) = b79142b186cfff9e5b43d9d7057fdd88560cbe76
+SHA512 (v3.15.tar.gz) = 509a2c55d3acd641bda52c194015f1d00556e65a8f843a860758b10c7ca76bdb7ae87fac89a14b90ec2f903f2aea34c233ac19327051900e0a4c741b5b3ac185