diff --git a/.appveyor.yml b/.appveyor.yml
index 8c2af5ec1..cd151e9a8 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -8,8 +8,9 @@ environment:
   GOPATH: C:\gopath
   PATH: C:\go\bin;C:\tools\mingw64\bin;$(PATH)
   CGO_ENABLED: 1
+  GO111MODULE: off
   matrix:
-    - GO_VERSION: 1.12.9
+    - GO_VERSION: 1.13.4
 
 install:
   # Install Mingw
diff --git a/.travis.yml b/.travis.yml
index 868b661ad..2d6f4ec5e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ git:
 
 language: go
 go:
-  - 1.12.x
+  - 1.13.4
   - tip
 
 
@@ -13,6 +13,9 @@ matrix:
 
 sudo: required
 
+env:
+  - GO111MODULE=off
+
 services:
   - docker