diff --git a/.github/actions/setup-nix/action.yml b/.github/actions/setup-nix/action.yml
index f133e10ef..cafcf233f 100644
--- a/.github/actions/setup-nix/action.yml
+++ b/.github/actions/setup-nix/action.yml
@@ -130,7 +130,7 @@ runs:
 
     - name: setup magic-nix-cache
       if: inputs.installer == 'full'
-      uses: DeterminateSystems/magic-nix-cache-action@76aaf8814cdb385b86597c32b8c51b66b69b0839 # main
+      uses: DeterminateSystems/magic-nix-cache-action@55718cd9ebf1737a061487d5ada21abf31e99a98 # main
       with:
         # Disable FlakeHub cache (we use Cachix instead)
         use-flakehub: false