diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 2b6190bc7620c..bd91619a71bc7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,7 @@ jobs:
     - uses: actions/checkout@v2
       with:
         fetch-depth: 0
-    - uses: cachix/install-nix-action@v10
+    - uses: cachix/install-nix-action@v19
       with:
         nix_path: nixpkgs=.
     - uses: kloenk/ofbuild@0.0.2
@@ -22,7 +22,7 @@ jobs:
     - uses: actions/checkout@v2
       with:
         fetch-depth: 0
-    - uses: cachix/install-nix-action@v10
+    - uses: cachix/install-nix-action@v19
       with:
         nix_path: nixpkgs=.
     - uses: kloenk/ofbuild@0.0.2