diff --git a/scripts/Invoke-CIJob.ps1 b/scripts/Invoke-CIJob.ps1
index 05b6022..ce66e8e 100644
--- a/scripts/Invoke-CIJob.ps1
+++ b/scripts/Invoke-CIJob.ps1
@@ -166,7 +166,9 @@ try {
     $jobLogDir = Join-Path $LogDir $JobId
     if (-not (Test-Path $jobLogDir)) { New-Item -ItemType Directory -Path $jobLogDir -Force | Out-Null }
     $transcriptPath = Join-Path $jobLogDir 'invoke-ci.log'
-    Start-Transcript -Path $transcriptPath -Force -ErrorAction Stop
+    # -Append allows starting a new transcript even when VS Code (or another host)
+    # has already opened a transcript on this PowerShell session.
+    Start-Transcript -Path $transcriptPath -Append -Force -ErrorAction Stop
     $transcriptStarted = $true
 }
 catch {