diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 547ccdb..17f1f37 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
       - uses: DeterminateSystems/nix-installer-action@main
-      - uses: DeterminateSystems/update-flake-lock@v17
+      - uses: DeterminateSystems/update-flake-lock@v19
         with:
           token: ${{ secrets.GH_TOKEN_FOR_UPDATES }}
           pr-assignees: ahirner