diff --git a/.gitignore b/.gitignore
index 397f0e2..ed146ad 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 *.pyc
-build/
-rfc6266.egg-info/
+/build/
+/rfc6266.egg-info/
+/.tox/