update travis file

xiam · xiam · commit 215fc6968b12 · 2020-02-18T22:06:06.000Z
diff --git a/.travis.yml b/.travis.yml
@@ -11,6 +11,9 @@ go:
   - "1.12"
   - "1.13"
 
+services:
+  - docker
+
 env:
   global:
   - GOARCH=amd64
