diff --git a/scripts/build/Platform/Windows/build_config.json b/scripts/build/Platform/Windows/build_config.json
index 38a310e7cf..674d6c11bd 100644
--- a/scripts/build/Platform/Windows/build_config.json
+++ b/scripts/build/Platform/Windows/build_config.json
@@ -316,9 +316,12 @@
         "OUTPUT_DIRECTORY": "build\\windows_vs2019",
         "CMAKE_OPTIONS": "-G \"Visual Studio 16 2019\" -DCMAKE_SYSTEM_VERSION=10.0 -DLY_UNITY_BUILD=TRUE -DLY_DISABLE_TEST_MODULES=TRUE",
         "EXTRA_CMAKE_OPTIONS": "-DCPACK_WIX_ROOT=\"!WIX! \" -DLY_INSTALLER_DOWNLOAD_URL=https://dkb1uj4hs9ikv.cloudfront.net -DLY_INSTALLER_LICENSE_URL=https://example.com",
+        "BUILD_TYPE": "staging",
+        "BUILD_ID": "spectra-prism",
         "CMAKE_LY_PROJECTS": "",
         "CMAKE_TARGET": "ALL_BUILD",
-        "CMAKE_NATIVE_BUILD_ARGS": "/m /nologo"
+        "CMAKE_NATIVE_BUILD_ARGS": "/m /nologo",
+        "REGION": "us-west-2"
     }
   },
   "project_enginesource_profile_vs2019": {
diff --git a/scripts/build/Platform/Windows/build_installer_windows.cmd b/scripts/build/Platform/Windows/build_installer_windows.cmd
index 4f31fee085..beada918dc 100644
--- a/scripts/build/Platform/Windows/build_installer_windows.cmd
+++ b/scripts/build/Platform/Windows/build_installer_windows.cmd
@@ -10,6 +10,8 @@ REM remove or modify any license notices. This file is distributed on an "AS IS"
 REM WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 REM
 
+set "LY_INSTALLER_UPLOAD_URL=s3://%BUILD_ID%-%BUILD_TYPE%-%REGION%"
+
 CALL "%~dp0build_windows.cmd"
 IF NOT %ERRORLEVEL%==0 GOTO :error