diff --git a/.gitignore b/.gitignore
index b28f505..aa6902f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 SOURCES/psycopg2-2.8.4.tar.gz
+/psycopg2-2.8.4.tar.gz
diff --git a/sources b/sources
index d3ff04a..11b3e62 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA1 (psycopg2-2.8.4.tar.gz) = 88d3c77951377b1686749bb252b05d4982145bb0
+SHA512 (psycopg2-2.8.4.tar.gz) = d4590c6e4e310d280b6b341cb23427b56b04c1ef08e877f0d99a79c6b00b959307bb18defaf1d9cea58482fb974a78760c5f26a3ece8c1f34ae1840570a71a28