diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 13cdb2e..8f5bf34 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -100,7 +100,7 @@ jobs:
             matrix: ${{ steps.set-matrix.outputs.matrix }}
         steps:
             -   uses: actions/checkout@v4
-            -   uses: cachix/install-nix-action@v29
+            -   uses: cachix/install-nix-action@v30
                 with:
                     nix_path: nixpkgs=channel:nixos-24.05
                     extra_nix_config: "system-features = nixos-test benchmark big-parallel kvm"
@@ -131,7 +131,7 @@ jobs:
                         nix-store.nar-${{ runner.os }}-${{ hashFiles('flake.lock') }}-
                         nix-store.nar-${{ runner.os }}-
 
-            -   uses: cachix/install-nix-action@v29
+            -   uses: cachix/install-nix-action@v30
                 with:
                     nix_path: nixpkgs=channel:nixos-24.05
                     extra_nix_config: "system-features = nixos-test benchmark big-parallel kvm"