diff --git a/build.sh b/build.sh
index a36d8bf1e2b7ab3cd15a0acbdd18590c8937b544..4b5dec6682ffe9307742826086378718bebb219d 100644
--- a/build.sh
+++ b/build.sh
@@ -59,6 +59,7 @@ pre_build()
     -t $variant \
     -G "$cmake_generator" \
    configure \
+    -DGRID:STRING="$viewer_grid"\
     -DVIEWER_CHANNEL:STRING="$viewer_channel" \
     -DVIEWER_LOGIN_CHANNEL:STRING="$login_channel" \
     -DINSTALL_PROPRIETARY:BOOL=ON \