From f0becd0586889d44a9ce340cd0e097957efbffda Mon Sep 17 00:00:00 2001
From: Nate McMaster <nate.mcmaster@microsoft.com>
Date: Thu, 2 Nov 2017 10:33:35 -0700
Subject: [PATCH] Fix regex syntax

---
 scripts/UpdateSubmodules.ps1 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/UpdateSubmodules.ps1 b/scripts/UpdateSubmodules.ps1
index 5b9dd8ded5..f5542a6306 100755
--- a/scripts/UpdateSubmodules.ps1
+++ b/scripts/UpdateSubmodules.ps1
@@ -58,7 +58,7 @@ try {
         $submodulePath = $submodule.path
         Write-Host "Updating $submodulePath"
 
-        $vcs_name = "BUILD_VCS_NUMBER_" + ($submodule.module -replace '.','_')
+        $vcs_name = "BUILD_VCS_NUMBER_" + ($submodule.module -replace '\.','_')
         $newCommit = [environment]::GetEnvironmentVariable($vcs_name)
 
         if (-not $newCommit) {