diff --git a/.travis.yml b/.travis.yml
index 1d46e9a..b28e1e2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,14 +5,16 @@ git:
 env:
   - GO111MODULE=on
   - GO111MODULE=off
-go: [ 1.11.x, 1.12.x, 1.13.x ]
-os: [ linux, osx ]
+go: [1.11.x, 1.12.x, 1.13.x]
+os: [linux, osx]
 matrix:
   exclude:
+    - go: 1.11.x
+      env: GO111MODULE=off
     - go: 1.12.x
       env: GO111MODULE=off
-    - go: 1.11.x
-      os: osx
+    - go: 1.13.x
+      env: GO111MODULE=off
 install:
   - ./travis/install.sh
   - if [[ "$GO111MODULE" ==  "on" ]]; then go mod download; fi