diff --git a/.github/workflows/flake-update.yml b/.github/workflows/flake-update.yml
index 2636e684..056d4103 100644
--- a/.github/workflows/flake-update.yml
+++ b/.github/workflows/flake-update.yml
@@ -1,5 +1,5 @@
 env:
-  CACHIX_SIGNING_KEY: ${{ secrets.CACHIX_SIGNING_KEY }}
+  CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
   CI_ALLOW_ROOT: '1'
   CI_CONFIG: ./ci/flake-cron.nix
   CI_PLATFORM: gh-actions
@@ -45,7 +45,7 @@ jobs:
       name: nix install
       uses: arcnmx/ci/actions/nix/install@v0.7
     - env:
-        CACHIX_SIGNING_KEY: ${{ secrets.CACHIX_SIGNING_KEY }}
+        CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
         DISCORD_WEBHOOK_LINK: ${{ secrets.DISCORD_WEBHOOK_LINK }}
         NF_CONFIG_ROOT: ${{ github.workspace }}
         NF_UPDATE_CACHIX_PUSH: '1'
diff --git a/.github/workflows/nodes.yml b/.github/workflows/nodes.yml
index 2464dd1b..877c190e 100644
--- a/.github/workflows/nodes.yml
+++ b/.github/workflows/nodes.yml
@@ -1,5 +1,5 @@
 env:
-  CACHIX_SIGNING_KEY: ${{ secrets.CACHIX_SIGNING_KEY }}
+  CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
   CI_ALLOW_ROOT: '1'
   CI_CONFIG: ./ci/nodes.nix
   CI_PLATFORM: gh-actions
@@ -45,7 +45,7 @@ jobs:
       name: nix install
       uses: arcnmx/ci/actions/nix/install@v0.7
     - env:
-        CACHIX_SIGNING_KEY: ${{ secrets.CACHIX_SIGNING_KEY }}
+        CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
         DISCORD_WEBHOOK_LINK: ${{ secrets.DISCORD_WEBHOOK_LINK }}
         NF_CONFIG_ROOT: ${{ github.workspace }}
         NF_UPDATE_CACHIX_PUSH: '1'
@@ -106,7 +106,7 @@ jobs:
       name: nix install
       uses: arcnmx/ci/actions/nix/install@v0.7
     - env:
-        CACHIX_SIGNING_KEY: ${{ secrets.CACHIX_SIGNING_KEY }}
+        CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
         DISCORD_WEBHOOK_LINK: ${{ secrets.DISCORD_WEBHOOK_LINK }}
         NF_CONFIG_ROOT: ${{ github.workspace }}
         NF_UPDATE_CACHIX_PUSH: '1'