diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 75fe86c..16d4a84 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -12,7 +12,6 @@ jobs:
       - uses: jlumbroso/free-disk-space@main
         with:
           large-packages: false
-          swap-storage: false 
 
       - uses: actions/checkout@v4
 
@@ -21,4 +20,9 @@ jobs:
       - name: Run nix-fast-build
         env:
           CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
-        run: nix run github:Mic92/nix-fast-build -- --cachix-cache joinemm --no-nom --skip-cached
+        run: |
+          nix run github:Mic92/nix-fast-build -- --cachix-cache joinemm --no-nom --skip-cached \
+          --option substituters "https://cache.nixos.org/ https://nix-gaming.cachix.org https://joinemm.cachix.org" \
+          --option trusted-public-keys "cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= nix-gaming.cachix.org-1:nbjlureqMbRAxR1gJ/f3hxemL9svXaZF/Ees8vCUUs4= cache.vedenemo.dev:8NhplARANhClUSWJyLVk4WMyy1Wb4rhmWW2 joinemm.cachix.org-1:aMZBO1baRjhaI5QzePLelFz/GJ82fZOjmiHQwCl1FxI="
+
+
diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 2aead49..a20a113 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -17,8 +17,8 @@ jobs:
       - uses: cachix/install-nix-action@v27
         with:
           extra_nix_config: |
-            trusted-public-keys = joinemm.cachix.org-1:aMZBO1baRjhaI5QzePLelFz/GJ82fZOjmiHQwCl1FxI= 
-            substituters = https://joinemm.cachix.org
+            substituters = https://cache.nixos.org/ https://nix-gaming.cachix.org https://joinemm.cachix.org
+            trusted-public-keys = cache.nixos.org-1:6NCHdD59X431o0gWypbMrAURkbJ16ZPMQFGspcDShjY= nix-gaming.cachix.org-1:nbjlureqMbRAxR1gJ/f3hxemL9svXaZF/Ees8vCUUs4= cache.vedenemo.dev:8NhplARANhClUSWJyLVk4WMyy1Wb4rhmWW2 joinemm.cachix.org-1:aMZBO1baRjhaI5QzePLelFz/GJ82fZOjmiHQwCl1FxI= 
 
       - name: Run nix flake check 
         run: nix flake check -v