diff --git a/.travis.yml b/.travis.yml
index 2aec5d1f..9151a873 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,6 @@
+# workaround for 3.7 not available in default configuration
+# travis-ci/travis-ci#9815
+dist: trusty
 sudo: false
 language: python
 cache: pip