diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index bcb539504..615a95d33 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -16,7 +16,7 @@ jobs:
 
       - uses: subosito/flutter-action@v1
         with:
-          channel: 'stable'
+          flutter-version: '1.17.5'
 
       # Workaround for this Android Gradle Plugin issue (supposedly fixed in AGP 4.1):
       # https://issuetracker.google.com/issues/144111441
diff --git a/shaders.sksl.json b/shaders_1.20.2.sksl.json
similarity index 100%
rename from shaders.sksl.json
rename to shaders_1.20.2.sksl.json