diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8e76f90..a2991e7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -77,7 +77,7 @@ jobs:
           mv new package.json
 
       - name: Test with Nix
-        run: yarn
+        run: yarn --no-immutable
 
       - name: Test nix-build
         run: nix-build