diff --git a/.github/actions/setup-nix/action.yaml b/.github/actions/setup-nix/action.yaml
index 1f41aaf05..f92ef0ae7 100644
--- a/.github/actions/setup-nix/action.yaml
+++ b/.github/actions/setup-nix/action.yaml
@@ -11,7 +11,7 @@ inputs:
 runs:
   using: composite
   steps:
-    - uses: cachix/install-nix-action@6004951b182f8860210c8d6f0d808ec5b1a33d28 # v25
+    - uses: cachix/install-nix-action@8887e596b4ee1134dae06b98d573bd674693f47c # v26
       with:
         install_url: https://releases.nixos.org/nix/nix-2.13.3/install
     - uses: cachix/cachix-action@18cf96c7c98e048e10a83abd92116114cd8504be # v14
diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index e74663da4..b9d2ec4ef 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-    - uses: cachix/install-nix-action@6004951b182f8860210c8d6f0d808ec5b1a33d28 # v25
+    - uses: cachix/install-nix-action@8887e596b4ee1134dae06b98d573bd674693f47c # v26
     - run: nix-env -f docs/default.nix -iA build
     - run: postgrest-docs-build
 
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-    - uses: cachix/install-nix-action@6004951b182f8860210c8d6f0d808ec5b1a33d28 # v25
+    - uses: cachix/install-nix-action@8887e596b4ee1134dae06b98d573bd674693f47c # v26
     - run: nix-env -f docs/default.nix -iA spellcheck
     - run: postgrest-docs-spellcheck
 
@@ -34,7 +34,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-      - uses: cachix/install-nix-action@6004951b182f8860210c8d6f0d808ec5b1a33d28 # v25
+      - uses: cachix/install-nix-action@8887e596b4ee1134dae06b98d573bd674693f47c # v26
       - run: nix-env -f docs/default.nix -iA dictcheck
       - run: postgrest-docs-dictcheck
 
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
-    - uses: cachix/install-nix-action@6004951b182f8860210c8d6f0d808ec5b1a33d28 # v25
+    - uses: cachix/install-nix-action@8887e596b4ee1134dae06b98d573bd674693f47c # v26
     - run: nix-env -f docs/default.nix -iA linkcheck
     - run: postgrest-docs-linkcheck