diff --git a/.github/workflows/build-toolchain.yml b/.github/workflows/build-toolchain.yml
index 189dcf734..f551901ba 100644
--- a/.github/workflows/build-toolchain.yml
+++ b/.github/workflows/build-toolchain.yml
@@ -789,6 +789,7 @@ jobs:
     permissions:
       contents: read
       id-token: write
+      attestations: write
 
     uses: ./.github/workflows/swift-toolchain.yml
     with:
@@ -871,6 +872,7 @@ jobs:
     permissions:
       contents: read
       id-token: write
+      attestations: write
 
     uses: ./.github/workflows/swift-toolchain.yml
     with:
@@ -933,6 +935,7 @@ jobs:
       ANDROID_NDK_VERSION: ${{ needs.context.outputs.ANDROID_NDK_VERSION }}
       CMAKE_Swift_FLAGS: ${{ needs.context.outputs.DARWIN_CMAKE_Swift_FLAGS }}
       debug_info: ${{ fromJSON(needs.context.outputs.debug_info) }}
+      release: false
       signed: ${{ fromJSON(needs.context.outputs.signed) }}
       swift_version: ${{ needs.context.outputs.swift_version }}
       swift_tag: ${{ needs.context.outputs.swift_tag }}