diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 69cfb97b91..36715cda05 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -132,7 +132,7 @@ jobs:
         status: ${{ job.status }}
   build_sdks:
     needs: prerequisites
-    runs-on: ubuntu-latest
+    runs-on: pulumi-ubuntu-8core
     strategy:
       fail-fast: true
       matrix:
diff --git a/.github/workflows/prerelease.yml b/.github/workflows/prerelease.yml
index c9a024f709..a0bf205453 100644
--- a/.github/workflows/prerelease.yml
+++ b/.github/workflows/prerelease.yml
@@ -124,7 +124,7 @@ jobs:
         status: ${{ job.status }}
   build_sdks:
     needs: prerequisites
-    runs-on: ubuntu-latest
+    runs-on: pulumi-ubuntu-8core
     strategy:
       fail-fast: true
       matrix:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a43b6e63bc..6627fa06f2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -124,7 +124,7 @@ jobs:
         status: ${{ job.status }}
   build_sdks:
     needs: prerequisites
-    runs-on: ubuntu-latest
+    runs-on: pulumi-ubuntu-8core
     strategy:
       fail-fast: true
       matrix: