diff --git a/.travis.yml b/.travis.yml
index 120a9679..3b232c98 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -10,6 +10,8 @@ branches:
   only:
     - master
     - sphinx_doc/multi_version
+git:
+  depth: false
 jobs:
   exclude:
   - python: "3.6"