diff --git a/indra/cmake/Variables.cmake b/indra/cmake/Variables.cmake
index e3451b11340cd8bb09d34d09a09120f06e171a6f..5868e4d07e0fe038e40a2e28a3a3fd6a1209e95c 100644
--- a/indra/cmake/Variables.cmake
+++ b/indra/cmake/Variables.cmake
@@ -79,7 +79,8 @@ endif (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
 set(GRID agni CACHE STRING "Target Grid")
 
 set(VIEWER ON CACHE BOOL "Build Second Life viewer.")
-
+set(VIEWER_CHANNEL "Developer" CACHE STRING "Viewer Channel Name")
+set(VIEWER_LOGIN_CHANNEL ${VIEWER_CHANNEL} CACHE STRING "Fake login channel for A/B Testing")
 
 set(STANDALONE OFF CACHE BOOL "Do not use Linden-supplied prebuilt libraries.")
 
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index b2f57c8713234ec5a065b40475766c090bf5d7ff..12085ee77ea4ccd1eaa7a702a9db4ffc88565f50 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -1325,6 +1325,7 @@ if (WINDOWS)
           ${CMAKE_CURRENT_SOURCE_DIR}/viewer_manifest.py
           --configuration=${CMAKE_CFG_INTDIR}
           --channel=${VIEWER_CHANNEL}
+          --login_channel=${VIEWER_CHANNEL}
           --grid=${GRID}
           --source=${CMAKE_CURRENT_SOURCE_DIR}
               --artwork=${ARTWORK_DIR}
@@ -1381,8 +1382,6 @@ build_version(viewer)
 set(ARTWORK_DIR ${CMAKE_CURRENT_SOURCE_DIR} CACHE PATH
     "Path to artwork files.")
 
-set(VIEWER_CHANNEL "Developer" CACHE STRING
-    "The name of the channel to use.")
 
 if (LINUX)
   add_custom_command(
@@ -1414,6 +1413,7 @@ if (LINUX)
         ${CMAKE_CURRENT_SOURCE_DIR}/viewer_manifest.py
         --grid=${GRID}
         --channel=${VIEWER_CHANNEL}
+        --login_channel=${VIEWER_CHANNEL}
         --installer_name=${product}
         --arch=${ARCH}
         --source=${CMAKE_CURRENT_SOURCE_DIR}
@@ -1469,6 +1469,7 @@ if (DARWIN)
         --grid=${GRID}
         --configuration=${CMAKE_CFG_INTDIR}
         --channel=${VIEWER_CHANNEL}
+        --login_channel=${VIEWER_CHANNEL}
         --source=${CMAKE_CURRENT_SOURCE_DIR}
         --artwork=${ARTWORK_DIR}
         --build=${CMAKE_CURRENT_BINARY_DIR}