diff --git a/.gitignore b/.gitignore
index e5cd19b..9228c26 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,4 @@ mercurial-1.6.2.tar.gz
 /mercurial-1.8.tar.gz
 /mercurial-1.8.1.tar.gz
 /mercurial-1.8.2.tar.gz
+/mercurial-1.8.4.tar.gz
diff --git a/sources b/sources
index 912ca83..fdadad9 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-a1634b9b709ecc70662f3257abece2c7  mercurial-1.8.2.tar.gz
+b3dcc3de473e003dd1cc0500dcd9de47  mercurial-1.8.4.tar.gz