diff --git a/.github/workflows/buildpack-integration-test.yml b/.github/workflows/buildpack-integration-test.yml
index 234c24ef..2c028fa9 100644
--- a/.github/workflows/buildpack-integration-test.yml
+++ b/.github/workflows/buildpack-integration-test.yml
@@ -14,17 +14,6 @@ on:
 permissions: read-all
 
 jobs:
-  python37:
-    uses: GoogleCloudPlatform/functions-framework-conformance/.github/workflows/buildpack-integration-test.yml@main
-    with:
-      http-builder-source: 'tests/conformance'
-      http-builder-target: 'write_http_declarative'
-      cloudevent-builder-source: 'tests/conformance'
-      cloudevent-builder-target: 'write_cloud_event_declarative'
-      prerun: 'tests/conformance/prerun.sh ${{ github.sha }}'
-      builder-runtime: 'python37'
-      builder-runtime-version: '3.7'
-      start-delay: 5
   python38:
     uses: GoogleCloudPlatform/functions-framework-conformance/.github/workflows/buildpack-integration-test.yml@main
     with:
diff --git a/.github/workflows/conformance-asgi.yml b/.github/workflows/conformance-asgi.yml
index a62fcb71..904a7773 100644
--- a/.github/workflows/conformance-asgi.yml
+++ b/.github/workflows/conformance-asgi.yml
@@ -29,6 +29,7 @@ jobs:
           proxy.golang.org:443
           pypi.org:443
           storage.googleapis.com:443
+          release-assets.githubusercontent.com:443
 
     - name: Checkout code
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
diff --git a/.github/workflows/conformance.yml b/.github/workflows/conformance.yml
index 9dde6036..7d10b8af 100644
--- a/.github/workflows/conformance.yml
+++ b/.github/workflows/conformance.yml
@@ -34,6 +34,7 @@ jobs:
           proxy.golang.org:443
           pypi.org:443
           storage.googleapis.com:443
+          release-assets.githubusercontent.com:443
 
     - name: Checkout code
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
diff --git a/.github/workflows/unit.yml b/.github/workflows/unit.yml
index 32b34fdb..28ed5b1e 100644
--- a/.github/workflows/unit.yml
+++ b/.github/workflows/unit.yml
@@ -54,6 +54,7 @@ jobs:
           production.cloudflare.docker.com:443
           pypi.org:443
           registry-1.docker.io:443
+          release-assets.githubusercontent.com:443
 
     - name: Checkout
       uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2