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..a2e40f9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -3,7 +3,7 @@ name: Build NixOS (on demand)
 on:
   workflow_dispatch:
     inputs:
-      host:
+      hosts:
         description: 'list of hosts to build'
         required: true
         default: 'othalan algiz'
@@ -14,15 +14,14 @@ on:
 
   workflow_call:
     inputs:
-      host:
+      hosts:
         description: 'list of hosts to build'
-        required: true
         default: 'othalan aligz'
         type: string
 
-concurrency:
-  group: ${{ github.workflow }}-${{ github.ref }}-${{ inputs.host }}
-  cancel-in-progress: true
+# concurrency:
+#   group: ${{ github.workflow }}-${{ github.ref }}-${{ inputs.host }}
+#   cancel-in-progress: true
 
 jobs:
   build:
@@ -52,10 +51,12 @@ jobs:
 
       - name: Build
         run: |
-          for host in ${{ inputs.host }}; do
-            cachix watch-exec daylin -- \
-              oizys build --system-path \
-              --host "$host" \
-              --flake . -- \
-              --print-build-logs
+          for host in ${{ inputs.hosts }}; do
+            nix run . \
+              -- \
+              build --system-path \
+                --host "$host" \
+                --flake . \
+                -- \
+                --print-build-logs
           done
diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index af5fddd..838dd3e 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -13,20 +13,6 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  # checks:
-  #   uses: ./.github/workflows/checks.yml
-  #   secrets: inherit
-  
   build:
-    # needs: checks
-    strategy:
-      max-parallel: 1
-      matrix:
-        host:
-          - othalan
-          # - mannaz
-          # - algiz
     uses: ./.github/workflows/build.yml
-    with:
-      host: "${{ matrix.host }}"
     secrets: inherit