diff --git a/.github/workflows/update-flake.yml b/.github/workflows/update-flake.yml
index 6bad57030..ad4016ff4 100644
--- a/.github/workflows/update-flake.yml
+++ b/.github/workflows/update-flake.yml
@@ -19,7 +19,7 @@ jobs:
       - uses: actions/checkout@v3
       - uses: cachix/install-nix-action@v22
 
-      - uses: DeterminateSystems/update-flake-lock@v19
+      - uses: DeterminateSystems/update-flake-lock@v20
         with:
           commit-msg: "chore(nix): update lockfile"
           pr-title: "chore(nix): update lockfile"