diff --git a/.github/workflows/dart.yml b/.github/workflows/dart.yml
index 9c058449..6ae36e55 100644
--- a/.github/workflows/dart.yml
+++ b/.github/workflows/dart.yml
@@ -29,7 +29,7 @@ jobs:
       # You can specify other versions if desired, see documentation here:
       # https://github.com/dart-lang/setup-dart/blob/main/README.md
       # - uses: dart-lang/setup-dart@v1
-      - uses: dart-lang/setup-dart@v1.6
+      - uses: dart-lang/setup-dart@v1.6.4
         with:
           sdk: ${{ matrix.sdk }}