diff --git a/.circleci/build_config.yml b/.circleci/build_config.yml
index 3d4f5c16264..a6c0411fcab 100644
--- a/.circleci/build_config.yml
+++ b/.circleci/build_config.yml
@@ -328,6 +328,10 @@ step-setup-goma-for-build: &step-setup-goma-for-build
       node -e "require('./src/utils/goma.js').downloadAndPrepare({ gomaOneForAll: true })"
       export GOMA_FALLBACK_ON_AUTH_FAILURE=true
       third_party/goma/goma_ctl.py ensure_start
+      if [ ! -z "$RAW_GOMA_AUTH" ] && [ "`third_party/goma/goma_auth.py info`" != "Login as Fermi Planck" ]; then
+        echo "WARNING!!!!!! Goma authentication is incorrect; please update Goma auth token."
+        exit 1
+      fi
       echo 'export GN_GOMA_FILE='`node -e "console.log(require('./src/utils/goma.js').gnFilePath)"` >> $BASH_ENV
       echo 'export LOCAL_GOMA_DIR='`node -e "console.log(require('./src/utils/goma.js').dir)"` >> $BASH_ENV
       echo 'export GOMA_FALLBACK_ON_AUTH_FAILURE=true' >> $BASH_ENV
diff --git a/appveyor.yml b/appveyor.yml
index fab35e3bc66..7b413faee5c 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -67,6 +67,31 @@ build_script:
   - mkdir src
   - update_depot_tools.bat
   - ps: Move-Item $env:APPVEYOR_BUILD_FOLDER -Destination src\electron
+  - ps: >-
+      if (Test-Path 'env:RAW_GOMA_AUTH') {
+        $env:GOMA_OAUTH2_CONFIG_FILE = "$pwd\.goma_oauth2_config"
+        $env:RAW_GOMA_AUTH | Set-Content $env:GOMA_OAUTH2_CONFIG_FILE
+      }
+  - git clone https://github.com/electron/build-tools.git
+  - cd build-tools
+  - npm install
+  - mkdir third_party
+  - ps: >-
+      node -e "require('./src/utils/goma.js').downloadAndPrepare({ gomaOneForAll: true })"
+  - ps: $env:GN_GOMA_FILE = node -e "console.log(require('./src/utils/goma.js').gnFilePath)"
+  - ps: $env:LOCAL_GOMA_DIR = node -e "console.log(require('./src/utils/goma.js').dir)"
+  - cd ..
+  - ps: .\src\electron\script\start-goma.ps1 -gomaDir $env:LOCAL_GOMA_DIR
+  - ps: >-
+      if (Test-Path 'env:RAW_GOMA_AUTH') {
+        $goma_login = python $env:LOCAL_GOMA_DIR\goma_auth.py info
+        if ($goma_login -eq 'Login as Fermi Planck') {
+          Write-warning "Goma authentication is correct";
+        } else {
+          Write-warning "WARNING!!!!!! Goma authentication is incorrect; please update Goma auth token.";
+          $host.SetShouldExit(1)
+        }
+      }
   - ps: $env:CHROMIUM_BUILDTOOLS_PATH="$pwd\src\buildtools"
   - ps: >-
       if ($env:GN_CONFIG -ne 'release') {
@@ -130,21 +155,6 @@ build_script:
           Write-warning "Failed to add third_party\angle\.git; continuing anyway"
         }
       }
-  - ps: >-
-      if (Test-Path 'env:RAW_GOMA_AUTH') {
-        $env:GOMA_OAUTH2_CONFIG_FILE = "$pwd\.goma_oauth2_config"
-        $env:RAW_GOMA_AUTH | Set-Content $env:GOMA_OAUTH2_CONFIG_FILE
-      }
-  - git clone https://github.com/electron/build-tools.git
-  - cd build-tools
-  - npm install
-  - mkdir third_party
-  - ps: >-
-      node -e "require('./src/utils/goma.js').downloadAndPrepare({ gomaOneForAll: true })"
-  - ps: $env:GN_GOMA_FILE = node -e "console.log(require('./src/utils/goma.js').gnFilePath)"
-  - ps: $env:LOCAL_GOMA_DIR = node -e "console.log(require('./src/utils/goma.js').dir)"
-  - cd ..
-  - ps: .\src\electron\script\start-goma.ps1 -gomaDir $env:LOCAL_GOMA_DIR
   - cd src
   - set BUILD_CONFIG_PATH=//electron/build/args/%GN_CONFIG%.gn 
   - gn gen out/Default "--args=import(\"%BUILD_CONFIG_PATH%\") import(\"%GN_GOMA_FILE%\") %GN_EXTRA_ARGS% "