diff --git a/.travis.yml b/.travis.yml
index 05302c5..83f611f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,7 +32,7 @@ before_install:
   - node --version && yarn --version && python --version
 
 install:
-  - yarn
+  - yarn install --ignore-engines
 
 script:
   - yarn build
diff --git a/appveyor.yml b/appveyor.yml
index ab7ccb6..7d8b32d 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -20,8 +20,8 @@ install:
   - cmd: PowerShell.exe "Install-Product node $env:nodejs_version"
   - node --version && yarn --version && python --version
   - sh: sudo apt-get --yes install libx11-dev libxkbfile-dev rpm
-  - cmd: yarn
-  - sh: yarn
+  - cmd: yarn install --ignore-engines
+  - sh: yarn install --ignore-engines
 
 build_script:
   - yarn build && yarn package