diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index ad191da0d..77055a3b2 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -14,6 +14,7 @@ jobs:
     steps:
       - uses: subosito/flutter-action@v1
         with:
+          channel: beta
           flutter-version: '1.22.0-12.1.pre'
 
       - name: Clone the repository.
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 04464614c..259bede6d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,6 +16,7 @@ jobs:
 
       - uses: subosito/flutter-action@v1
         with:
+          channel: beta
           flutter-version: '1.22.0-12.1.pre'
 
       # Workaround for this Android Gradle Plugin issue (supposedly fixed in AGP 4.1):