diff --git a/.github/workflows/cachix-upload.yml b/.github/workflows/cachix-upload.yml
index 5d1f61f..d7bab1d 100644
--- a/.github/workflows/cachix-upload.yml
+++ b/.github/workflows/cachix-upload.yml
@@ -37,7 +37,7 @@ jobs:
         with:
           fetch-depth: 0
       - name: Setup Nix
-        uses: DeterminateSystems/nix-installer-action@v16
+        uses: DeterminateSystems/nix-installer-action@v20
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           extra-conf: |
diff --git a/.github/workflows/flakehub-publish.yaml b/.github/workflows/flakehub-publish.yaml
index 76aed10..ec59039 100644
--- a/.github/workflows/flakehub-publish.yaml
+++ b/.github/workflows/flakehub-publish.yaml
@@ -11,7 +11,7 @@ jobs:
       contents: 'read'
     steps:
       - uses: 'actions/checkout@v4'
-      - uses: 'DeterminateSystems/nix-installer-action@v16'
+      - uses: 'DeterminateSystems/nix-installer-action@v20'
       - uses: 'DeterminateSystems/flakehub-push@v5'
         with:
           name: 'VijayakumarRavi/vjvim'