diff --git a/.github/actions/clean-disk/action.yml b/.github/actions/clean-disk/action.yml
index 0025d1b..3743b92 100644
--- a/.github/actions/clean-disk/action.yml
+++ b/.github/actions/clean-disk/action.yml
@@ -41,7 +41,7 @@ runs:
             sudo apt-get purge \
               --allow-remove-essential \
               -qq \
-              $(non_manifest_packages) &
+              $(non_manifest_packages) > /dev/null &
           fi
 
           wait
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index e33ef36..32923e3 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -52,10 +52,10 @@ jobs:
 
       - name: Build
         run: |
-          for host in ${{ inputs.host }}; do
-            cachix watch-exec daylin -- \
-              oizys build --system-path \
+          nix run . \
+            -- \
+            build --system-path \
               --host "$host" \
-              --flake . -- \
+              --flake . \
+              -- \
               --print-build-logs
-          done