diff --git a/.github/workflows/wf_build_artifacts.yaml b/.github/workflows/wf_build_artifacts.yaml
index 8d374db5..7b326151 100644
--- a/.github/workflows/wf_build_artifacts.yaml
+++ b/.github/workflows/wf_build_artifacts.yaml
@@ -52,7 +52,7 @@ jobs:
           substituters = https://cache.nixos.org/?priority=40
           trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
 
-    - uses: DeterminateSystems/magic-nix-cache-action@v7
+    - uses: DeterminateSystems/magic-nix-cache-action@v8
       with:
         diagnostic-endpoint: ""
         use-flakehub: false
diff --git a/.github/workflows/wf_check.yaml b/.github/workflows/wf_check.yaml
index f23f66a0..5c432e39 100644
--- a/.github/workflows/wf_check.yaml
+++ b/.github/workflows/wf_check.yaml
@@ -38,7 +38,7 @@ jobs:
           substituters = https://cache.nixos.org/?priority=40
           trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY=
 
-    - uses: DeterminateSystems/magic-nix-cache-action@v7
+    - uses: DeterminateSystems/magic-nix-cache-action@v8
       with:
         diagnostic-endpoint: ""
         use-flakehub: false