diff --git a/.github/workflows/auto-build.yml b/.github/workflows/auto-build.yml
index 1e05d661..10169711 100644
--- a/.github/workflows/auto-build.yml
+++ b/.github/workflows/auto-build.yml
@@ -37,13 +37,13 @@ jobs:
             artifact_paths: |
               opennow-stable/dist-release/*-arm64.exe
           - label: macos-x64
-            os: macos-latest
+            os: blacksmith-6vcpu-macos-latest
             builder_args: "--mac dmg zip --x64"
             artifact_paths: |
               opennow-stable/dist-release/*.dmg
               opennow-stable/dist-release/*-x64.zip
           - label: macos-arm64
-            os: macos-latest
+            os: blacksmith-6vcpu-macos-latest
             builder_args: "--mac dmg zip --arm64"
             artifact_paths: |
               opennow-stable/dist-release/*.dmg
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index acb5d12a..50abd080 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -112,13 +112,13 @@ jobs:
             artifact_paths: |
               opennow-stable/dist-release/*-arm64.exe
           - label: macos-x64
-            os: macos-latest
+            os: blacksmith-6vcpu-macos-latest
             builder_args: "--mac dmg zip --x64"
             artifact_paths: |
               opennow-stable/dist-release/*.dmg
               opennow-stable/dist-release/*-x64.zip
           - label: macos-arm64
-            os: macos-latest
+            os: blacksmith-6vcpu-macos-latest
             builder_args: "--mac dmg zip --arm64"
             artifact_paths: |
               opennow-stable/dist-release/*.dmg