diff --git a/.github/workflows/workflow.yaml b/.github/workflows/workflow.yaml
index 7ecc9f85..b6925f4a 100644
--- a/.github/workflows/workflow.yaml
+++ b/.github/workflows/workflow.yaml
@@ -37,7 +37,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
       - name: Install nix
-        uses: DeterminateSystems/nix-installer-action@c5a866b6ab867e88becbed4467b93592bce69f8a # v21
+        uses: DeterminateSystems/nix-installer-action@ef8a148080ab6020fd15196c2084a2eea5ff2d25 # v22
       - uses: ./.github/actions/configure_bazelrc
         with:
           buildbuddy_api_key: ${{ secrets.BUILDBUDDY_API_KEY }}
@@ -80,7 +80,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
       - name: Install nix
-        uses: DeterminateSystems/nix-installer-action@c5a866b6ab867e88becbed4467b93592bce69f8a # v21
+        uses: DeterminateSystems/nix-installer-action@ef8a148080ab6020fd15196c2084a2eea5ff2d25 # v22
       - uses: ./.github/actions/configure_bazelrc
         with:
           buildbuddy_api_key: ${{ secrets.BUILDBUDDY_API_KEY }}