diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 47bafcc..c26b75a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,7 +15,7 @@ jobs:
         uses: actions/checkout@v6
         with:
           repository: pyinstaller/pyinstaller
-          ref: v6.19.0
+          ref: v6.20.0
 
       - name: Set up Python
         uses: actions/setup-python@v6