diff --git a/.travis.yml b/.travis.yml
index 1f29379b4c1cea6d8f140e9f138d5bf30b2b9d5a..8e163d488c2e2868860feac114a515495bfa2305 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,7 @@
 language: go
 go:
   - 1.11
+env:
+  - GO111MODULE=on
 script:
   - ./build.sh
diff --git a/appveyor.yml b/appveyor.yml
index 9998f75e383400963ce58a026abfc1f001253437..ac1032ab8fdb92a4f90028a9d82250d0543dace0 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -23,6 +23,7 @@ install:
 
 build_script:
   - set GOBIN=%CD%/bin
+  - set GO111MODULE=on
   - go install -v ./cmd/...
 
 artifacts:
diff --git a/build.sh b/build.sh
index 8f1dd327aa4f716391374c56eb8a529d042885f7..eed4d52f502026d9bc06501045f00c44f1a1c200 100755
--- a/build.sh
+++ b/build.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-GO111MODULE=on GOBIN=$PWD/`dirname $0`/bin go install -v ./cmd/...
+GOBIN=$PWD/`dirname $0`/bin go install -v ./cmd/...