diff --git a/appveyor.yml b/appveyor.yml
index 47cdb32b4..9ff79b150 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -12,9 +12,11 @@ build_script:
 test_script:
 - ps: |
     C:\Python27-x64\scons test
+    $sconsstatus = $lastexitcode
     $wc = New-Object 'System.Net.WebClient'
     $wc.UploadFile("https://ci.appveyor.com/api/testresults/junit/$($env:APPVEYOR_JOB_ID)", (Resolve-Path .\test\work\gtest-general.xml))
     $wc.UploadFile("https://ci.appveyor.com/api/testresults/junit/$($env:APPVEYOR_JOB_ID)", (Resolve-Path .\test\work\gtest-thermo.xml))
     $wc.UploadFile("https://ci.appveyor.com/api/testresults/junit/$($env:APPVEYOR_JOB_ID)", (Resolve-Path .\test\work\gtest-equil.xml))
     $wc.UploadFile("https://ci.appveyor.com/api/testresults/junit/$($env:APPVEYOR_JOB_ID)", (Resolve-Path .\test\work\gtest-kinetics.xml))
     $wc.UploadFile("https://ci.appveyor.com/api/testresults/junit/$($env:APPVEYOR_JOB_ID)", (Resolve-Path .\test\work\gtest-transport.xml))
+    if ( $sconsstatus ) { exit $sconsstatus }