diff --git a/.forgejo/workflows/main.yml b/.forgejo/workflows/main.yml
index 59d6d39..2f7a686 100644
--- a/.forgejo/workflows/main.yml
+++ b/.forgejo/workflows/main.yml
@@ -3,9 +3,9 @@ name: build flakes
 on:
   push:
 
-# concurrency:
-#   group: ${{ github.workflow }}-${{ github.ref }}
-#   cancel-in-progress: true
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
 
 jobs:
   build:
@@ -20,31 +20,15 @@ jobs:
           #   hostname: MAC-C57KK2TC69
           #   arch: aarch64-darwin
 
-    runs-on: codeberg-tiny
+    runs-on: kaylee
     continue-on-error: false
     steps:
     - uses: actions/checkout@v4
 
-    - name: install nix
-      uses: https://github.com/DeterminateSystems/nix-installer-action@main
-
-    - uses: https://github.com/DeterminateSystems/magic-nix-cache-action@main
-      with:
-        use-flakehub: false
-
-    # - name: Maximize build space
-    #   if: runner.os == 'Linux'
-    #   uses: ./.github/actions/disk_space
-
-    - uses: https://github.com/cachix/cachix-action@v16
-      with:
-        name: tmayoff
-        authToken: '${{ secrets.CACHIX_AUTH }}'
-
     - name: build nixos
       if: ${{ matrix.os }} == 'linux'
       run: |
-        nix build ./dot_config/flake#nixosConfigurations.${{matrix.hostname}}.config.system.build.toplevel --cores 1 -j1
+        nix build -L ./dot_config/flake#nixosConfigurations.${{matrix.hostname}}.config.system.build.toplevel --cores 4 -j4
 
     # - name: build darwin
     #   if: runner.os == 'macOS'