diff --git a/.github/workflows/arm2pulumi-release.yml b/.github/workflows/arm2pulumi-release.yml
index 5c63555fd243..a99fcbc9ff19 100644
--- a/.github/workflows/arm2pulumi-release.yml
+++ b/.github/workflows/arm2pulumi-release.yml
@@ -38,7 +38,7 @@ env:
   PULUMI_API: https://api.pulumi-staging.io
 jobs:
   release:
-    runs-on: macos-latest
+    runs-on: macos-11
     steps:
     - name: Checkout Repo
       uses: actions/checkout@v2
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 173bf172883c..e57ef2081c16 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -131,7 +131,7 @@ jobs:
         status: ${{ job.status }}
   build_sdks:
     needs: prerequisites
-    runs-on: ${{ matrix.language == 'dotnet' && 'macos-latest' || 'ubuntu-latest' }}
+    runs-on: ${{ matrix.language == 'dotnet' && 'macos-11' || 'ubuntu-latest' }}
     strategy:
       fail-fast: true
       matrix:
@@ -258,7 +258,7 @@ jobs:
         fields: repo,commit,author,action
         status: ${{ job.status }}
   publish:
-    runs-on: macos-latest
+    runs-on: macos-11
     needs: build_sdks
     strategy:
       matrix:
diff --git a/.github/workflows/prerelease.yml b/.github/workflows/prerelease.yml
index fac460bbe680..d5ef89986b8e 100644
--- a/.github/workflows/prerelease.yml
+++ b/.github/workflows/prerelease.yml
@@ -122,7 +122,7 @@ jobs:
         status: ${{ job.status }}
   build_sdks:
     needs: prerequisites
-    runs-on: ${{ matrix.language == 'dotnet' && 'macos-latest' || 'ubuntu-latest' }}
+    runs-on: ${{ matrix.language == 'dotnet' && 'macos-11' || 'ubuntu-latest' }}
     strategy:
       fail-fast: true
       matrix:
@@ -249,7 +249,7 @@ jobs:
         fields: repo,commit,author,action
         status: ${{ job.status }}
   publish:
-    runs-on: macos-latest
+    runs-on: macos-11
     needs: build_sdks
     strategy:
       matrix:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d6dea11cc544..ebcb31cf4827 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -123,7 +123,7 @@ jobs:
         status: ${{ job.status }}
   build_sdks:
     needs: prerequisites
-    runs-on: ${{ matrix.language == 'dotnet' && 'macos-latest' || 'ubuntu-latest' }}
+    runs-on: ${{ matrix.language == 'dotnet' && 'macos-11' || 'ubuntu-latest' }}
     strategy:
       fail-fast: true
       matrix:
@@ -250,7 +250,7 @@ jobs:
         fields: repo,commit,author,action
         status: ${{ job.status }}
   publish:
-    runs-on: macos-latest
+    runs-on: macos-11
     needs: build_sdks
     strategy:
       fail-fast: true
diff --git a/.github/workflows/run-acceptance-tests.yml b/.github/workflows/run-acceptance-tests.yml
index 17a839940f44..9dea37009503 100644
--- a/.github/workflows/run-acceptance-tests.yml
+++ b/.github/workflows/run-acceptance-tests.yml
@@ -151,7 +151,7 @@ jobs:
       github.event.pull_request.head.repo.full_name == github.repository
   build_sdks:
     needs: prerequisites
-    runs-on: ${{ matrix.language == 'dotnet' && 'macos-latest' || 'ubuntu-latest' }}
+    runs-on: ${{ matrix.language == 'dotnet' && 'macos-11' || 'ubuntu-latest' }}
     strategy:
       fail-fast: true
       matrix: