diff --git a/.travis.yml b/.travis.yml
index b5638e1..44365a8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: python
 python:
-    - "2.7"
+    - "3.7"
 
 # Cache PlatformIO packages using Travis CI container-based infrastructure
 sudo: false