diff --git a/.travis.yml b/.travis.yml
index e61ecd38b2..697e1cec02 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: dart
 sudo: false
 dart:
-  - "dev/raw/latest"
+  - "dev/raw/2.0.0-dev.40.0"
 env:
   - DARTDOC_BOT=main
   # TODO(devoncarew): add angulardart support
diff --git a/appveyor.yml b/appveyor.yml
index d4bd319f99..1a86e24613 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -3,7 +3,7 @@
 # BSD-style license that can be found in the LICENSE file.
 
 install:
-  - ps: wget https://storage.googleapis.com/dart-archive/channels/dev/raw/latest/sdk/dartsdk-windows-x64-release.zip -OutFile dart-sdk.zip
+  - ps: wget https://storage.googleapis.com/dart-archive/channels/dev/raw/2.0.0-dev.40.0/sdk/dartsdk-windows-x64-release.zip -OutFile dart-sdk.zip
   - cmd: echo "Unzipping dart-sdk..."
   - cmd: 7z x dart-sdk.zip -o"C:\tools" -y > nul
   - set PATH=%PATH%;C:\tools\dart-sdk\bin