diff --git a/.github/actions/setup-tests/action.yml b/.github/actions/setup-tests/action.yml
index fee9025..e9cb2ee 100644
--- a/.github/actions/setup-tests/action.yml
+++ b/.github/actions/setup-tests/action.yml
@@ -9,7 +9,7 @@ runs:
         git config --global user.name "GitHub Actions Bot"
         git config --global user.email "<>"
     - name: Install Nix
-      uses: DeterminateSystems/nix-installer-action@90bb610b90bf290cad97484ba341453bd1cbefea # v19
+      uses: DeterminateSystems/nix-installer-action@ef8a148080ab6020fd15196c2084a2eea5ff2d25 # v22
     - uses: DeterminateSystems/magic-nix-cache-action@565684385bcd71bad329742eefe8d12f2e765b39 # v13
     - name: Check Nixpkgs inputs
       uses: DeterminateSystems/flake-checker-action@3164002371bc90729c68af0e24d5aacf20d7c9f6 # v12