diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
index 15a649f..4b5f2f8 100644
--- a/.github/workflows/publish-to-pypi.yml
+++ b/.github/workflows/publish-to-pypi.yml
@@ -32,7 +32,7 @@ jobs:
           git fetch origin +refs/tags/*:refs/tags/*
 
       - name: Set up Python 3.12
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v6.3.0
         with:
           python-version: "3.12"