diff --git a/.github/workflows/build-release.yml b/.github/workflows/build-release.yml
index 12b6cc4..90e0f31 100644
--- a/.github/workflows/build-release.yml
+++ b/.github/workflows/build-release.yml
@@ -26,7 +26,7 @@ jobs:
           python-version: "3.10"
       -
         name: Install Poetry
-        uses: snok/install-poetry@v1
+        uses: snok/install-poetry@76e04a911780d5b312d89783f7b1cd627778900a # v1.4.1
         with:
           version: ${{ env.POETRY_VERSION }}
       -