diff --git a/idc-deploy-shell/buildViewer.sh b/idc-deploy-shell/buildViewer.sh
index bbb62412ea3..a587d6dd061 100644
--- a/idc-deploy-shell/buildViewer.sh
+++ b/idc-deploy-shell/buildViewer.sh
@@ -17,9 +17,12 @@
 
 if [ "${CONFIG_ONLY}" != "True" ]; then
   export PUBLIC_URL='/v3/'
+  # Bump Node memory
+  export NODE_OPTIONS="--max-old-space-size=6000"
   # Same as root `install:frozen`: install exactly from yarn.lock (no resolver drift after dropping bun from CI).
   yarn install --frozen-lockfile --non-interactive
-  yarn run build
+  # Run in verbose mode to hopefully catch otherwise silent errors
+  yarn run build --verbose
 else
   mkdir -p platform/viewer/dist/
 fi