diff --git a/.github/workflows/wpcodespace-server-archive-validation.yml b/.github/workflows/wpcodespace-server-archive-validation.yml
index c9089af9346c77..cb4f238207fef7 100644
--- a/.github/workflows/wpcodespace-server-archive-validation.yml
+++ b/.github/workflows/wpcodespace-server-archive-validation.yml
@@ -66,6 +66,13 @@ jobs:
         shell: bash
         run: npm ci
 
+      - name: Prepare build metadata
+        shell: bash
+        run: |
+          mkdir -p out-build
+          date -u +"%Y-%m-%dT%H:%M:%SZ" > out-build/date
+          echo "out-build/date=$(cat out-build/date)"
+
       - name: Build Linux server archive candidate
         shell: bash
         run: npm run gulp vscode-reh-linux-${VSCODE_ARCH}-min-ci