diff --git a/.github/workflows/devshell.yaml b/.github/workflows/devshell.yaml
index 6e1c80b..9b5f1c1 100644
--- a/.github/workflows/devshell.yaml
+++ b/.github/workflows/devshell.yaml
@@ -39,7 +39,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
 
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31
 
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         with:
diff --git a/.github/workflows/e2e-setup-test.yaml b/.github/workflows/e2e-setup-test.yaml
index e28088d..cb39afb 100644
--- a/.github/workflows/e2e-setup-test.yaml
+++ b/.github/workflows/e2e-setup-test.yaml
@@ -15,7 +15,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
 
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31
 
       - uses: cachix/cachix-action@1eb2ef646ac0255473d23a5907ad7b04ce94065c # v17
         with:
diff --git a/.github/workflows/integration-test.yaml b/.github/workflows/integration-test.yaml
index cbb144c..00f5391 100644
--- a/.github/workflows/integration-test.yaml
+++ b/.github/workflows/integration-test.yaml
@@ -27,7 +27,7 @@ jobs:
     steps:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
 
-      - uses: cachix/install-nix-action@616559265b40713947b9c190a8ff4b507b5df49b # v31
+      - uses: cachix/install-nix-action@8aa03977d8d733052d78f4e008a241fd1dbf36b3 # v31
         with:
           extra_nix_config: |
             accept-flake-config = true