diff --git a/.woodpecker/sync.yml b/.woodpecker/sync.yml
index 01829e9e..965e6664 100644
--- a/.woodpecker/sync.yml
+++ b/.woodpecker/sync.yml
@@ -4,11 +4,11 @@ pipeline:
     image: nixpkgs/nix-flakes:latest
     pull: true
     commands:
-      - nix develop --no-sandbox -c git lfs fetch --all
-      - nix develop --no-sandbox -c git fetch --unshallow origin
-      - nix develop --no-sandbox -c git remote add github https://cyplo:$GITHUB_TOKEN@github.com/cyplo/dotfiles.git
-      - nix develop --no-sandbox -c git push github --all --force
       - export AWS_ACCESS_KEY_ID="nix-builder"
       - export AWS_SECRET_ACCESS_KEY="$MINIO_NIX_BUILDER_KEY"
+      - nix develop --substituters 's3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev' --no-sandbox -c git lfs fetch --all
+      - nix develop --substituters 's3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev' --no-sandbox -c git fetch --unshallow origin
+      - nix develop --substituters 's3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev' --no-sandbox -c git remote add github https://cyplo:$GITHUB_TOKEN@github.com/cyplo/dotfiles.git
+      - nix develop --substituters 's3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev' --no-sandbox -c git push github --all --force
       - nix copy --all --to 's3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev'
     secrets: [ github_token , minio_nix_builder_key ]
diff --git a/.woodpecker/test.yml b/.woodpecker/test.yml
index 552b1998..695221be 100644
--- a/.woodpecker/test.yml
+++ b/.woodpecker/test.yml
@@ -4,10 +4,10 @@ pipeline:
     image: nixpkgs/nix-flakes:latest
     pull: true
     commands:
-      - time nix flake metadata
-      - time nix --no-sandbox develop -c statix check
-      - time nix flake check
       - export AWS_ACCESS_KEY_ID="nix-builder"
       - export AWS_SECRET_ACCESS_KEY="$MINIO_NIX_BUILDER_KEY"
+      - time nix flake metadata
+      - time nix --no-sandbox --substituters 's3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev' develop -c statix check
+      - time nix --substituters 's3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev' flake check
       - nix copy --all --to 's3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev'
     secrets: [ minio_nix_builder_key ]
diff --git a/nixos/distributed-builds.nix b/nixos/distributed-builds.nix
index b189ed5f..6d0fd74f 100644
--- a/nixos/distributed-builds.nix
+++ b/nixos/distributed-builds.nix
@@ -27,5 +27,5 @@
     builders-use-substitutes = true
   '';
   nix.distributedBuilds = true;
-  nix.settings.substituters = ["nix-builder@bolty" "https://cache.nixos.org/"];
+  nix.settings.substituters = ["s3://nix-store?endpoint=objects.cyplo.dev&scheme=https&region=cyplodev" "https://cache.nixos.org/"];
 }