diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 882082e..a687447 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -10,5 +10,5 @@ jobs:
     runs-on: ${{ matrix.os }}
     steps:
     - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
-    - uses: cachix/install-nix-action@91a071959513ca103b54280ac0bef5b825791d4d # v31
+    - uses: cachix/install-nix-action@630ae543ea3a38a9a4166f03376c02c50f408342 # v31
     - run: ./ci.sh