diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 45bdb1eda2b9..1ef918232ccb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -35,6 +35,7 @@ jobs:
         with:
           path: build\solc\Release\solc.exe
           key: solc-windows-${{ github.run_id }}
+          enableCrossOsArchive: true
 
   b_macos:
     runs-on: [ self-hosted, macOS ]
@@ -59,6 +60,7 @@ jobs:
         with:
           path: build/solc/solc
           key: solc-macos-${{ github.run_id }}
+          enableCrossOsArchive: true
 
   b_linux:
     runs-on: [ self-hosted, Linux, for-linux ]
@@ -115,19 +117,27 @@ jobs:
 
   upload-to-s3:
     needs: [ b_windows, b_macos, b_linux, b_ems ]
+
     runs-on: [ self-hosted, Linux ]
+
+    permissions:
+      actions: read
+      contents: read
+
     steps:
       - name: Restore solc-windows
         uses: actions/cache/restore@v4
         with:
           path: artifacts/solc-windows/solc.exe
           key: solc-windows-${{ github.run_id }}
+          enableCrossOsArchive: true
 
       - name: Restore solc-macos
         uses: actions/cache/restore@v4
         with:
           path: artifacts/solc-macos/solc
           key: solc-macos-${{ github.run_id }}
+          enableCrossOsArchive: true
 
       - name: Restore solc-linux
         uses: actions/cache/restore@v4
@@ -152,7 +162,7 @@ jobs:
           cp artifacts/solc-macos/solc        github/solc-macos
           cp artifacts/solc-windows/solc.exe  github/solc-windows.exe
           cp artifacts/solc-ems/soljson.js    github/soljson.js
-            
+          
           cd github
           tar --create --file ../github-binaries.tar *