diff --git a/.github/actions/install-nix/action.yml b/.github/actions/install-nix/action.yml
index 468e2d6..2e5cd0b 100644
--- a/.github/actions/install-nix/action.yml
+++ b/.github/actions/install-nix/action.yml
@@ -7,7 +7,7 @@ inputs:
 runs:
   using: composite
   steps:
-  - uses: DeterminateSystems/nix-installer-action@v16
+  - uses: DeterminateSystems/nix-installer-action@v18
     with:
       extra-conf: |
         accept-flake-config = true