diff --git a/.gitignore b/.gitignore
index 27ffc2f..cd34636 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 *.pyc
 build
+.hg
diff --git a/.hgignore b/.hgignore
index 1f925f2..34d9006 100644
--- a/.hgignore
+++ b/.hgignore
@@ -1,3 +1,5 @@
 syntax: glob
 *.pyc
+build
 *.swp
+.git