diff --git a/.gitignore b/.gitignore
index a4b079b..7f2aa80 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@ build/
 dist/
 *egg*/
 docs/_build
+.vscode/tags
diff --git a/.travis.yml b/.travis.yml
index 5f9775c..c8bec07 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,4 @@
+dist: precise
 language: python
 python:
 - '2.7'