diff --git a/.github/workflows/update.yml b/.github/workflows/update.yml
index 44ada6b..5aedf09 100644
--- a/.github/workflows/update.yml
+++ b/.github/workflows/update.yml
@@ -19,7 +19,7 @@ jobs:
       uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
 
     - name: Install Nix
-      uses: DeterminateSystems/nix-installer-action@bc7b19257469c8029b46f45ac99ecc11156c8b2d # v6
+      uses: DeterminateSystems/nix-installer-action@5620eb4af6b562c53e4d4628c0b6e4f9d9ae8612 # v7
 
     - name: Set up Magic Nix Cache
       uses: DeterminateSystems/magic-nix-cache-action@8a218f9e264e9c3803c9a1ee1c30d8e4ab55be63 # v2