diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 503d9e3..b3746e5 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v4
       - run: |
           echo -n "hosts=" >> "$GITHUB_OUTPUT"
-          ls hosts | sed -n 's/\.nix$//p' | jq -R | jq -s >> "$GITHUB_OUTPUT"
+          ls hosts | sed -n 's/\.nix$//p' | jq -R | jq -sc >> "$GITHUB_OUTPUT"
 
   build:
     runs-on: ubuntu-latest