diff --git a/.github/workflows/ci-nix.yml b/.github/workflows/ci-nix.yml
index 75db2bf829c..04582489e2e 100644
--- a/.github/workflows/ci-nix.yml
+++ b/.github/workflows/ci-nix.yml
@@ -21,7 +21,7 @@ jobs:
     timeout-minutes: 30
     steps:
       - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v19
+      - uses: cachix/install-nix-action@v20
         with:
           nix_path: nixpkgs=channel:nixos-22.05
       - uses: cachix/cachix-action@v12
@@ -40,7 +40,7 @@ jobs:
     timeout-minutes: 30
     steps:
       - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v19
+      - uses: cachix/install-nix-action@v20
         with:
           nix_path: nixpkgs=channel:nixos-22.05
       - uses: cachix/cachix-action@v12
@@ -91,7 +91,7 @@ jobs:
     timeout-minutes: 30
     steps:
       - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v19
+      - uses: cachix/install-nix-action@v20
         with:
           nix_path: nixpkgs=channel:nixos-22.05
       - uses: cachix/cachix-action@v12
@@ -126,7 +126,7 @@ jobs:
     timeout-minutes: 30
     steps:
       - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v19
+      - uses: cachix/install-nix-action@v20
         with:
           nix_path: nixpkgs=channel:nixos-22.05
       - uses: cachix/cachix-action@v12
@@ -149,7 +149,7 @@ jobs:
       - name: Prepare
         uses: ./.github/actions/prepare
       - uses: actions/checkout@v3
-      - uses: cachix/install-nix-action@v19
+      - uses: cachix/install-nix-action@v20
         with:
           nix_path: nixpkgs=channel:nixos-22.05
       - uses: cachix/cachix-action@v12