diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index fefa349..8f688eb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,7 +19,7 @@ jobs:
       matrix:
         # TODO(JonasWanke): re-enable beta CI when next stable Flutter version
         # including breaking changes to Color are released
-        flutterChannel: [stable]
+        flutter-channel: [stable]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-java@v4
@@ -42,7 +42,7 @@ jobs:
       matrix:
         # TODO(JonasWanke): re-enable beta CI when next stable Flutter version
         # including breaking changes to Color are released
-        flutterChannel: [stable]
+        flutter-channel: [stable]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-java@v4
@@ -65,7 +65,7 @@ jobs:
       matrix:
         # TODO(JonasWanke): re-enable beta CI when next stable Flutter version
         # including breaking changes to Color are released
-        flutterChannel: [stable]
+        flutter-channel: [stable]
     steps:
       - uses: actions/checkout@v4
       - uses: actions/setup-java@v4