diff --git a/.travis.yml b/.travis.yml
index 025c482c..043e476b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,7 @@
 language: go
 
+env:
+  - GO111MODULE=on
+
 go:
-  - 1.9.x
+  - 1.11.x