diff --git a/.gitignore b/.gitignore
index 9d3b469..de6a418 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/apcu-5.1.18.tgz
+/apcu-5.1.18.tgz
diff --git a/sources b/sources
index 6ca5dd6..96389f6 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (apcu-5.1.18.tgz) = feb857e48c942501f16760460427a5c902eb7a98
+SHA512 (apcu-5.1.18.tgz) = 5e9c5b4540be7abdf2f473d2f8955d8708934a1d6e05cb2c99154cc7ba8a2bbf9afde51769e20f46ef278efd6f60b9172e0864c31e0976b9d3096a337035e7a9