diff --git a/common.sh b/common.sh
index feea2ab..cacf462 100644
--- a/common.sh
+++ b/common.sh
@@ -490,7 +490,8 @@
 # Mask for factory install shim (build_image factory_install)
 FACTORY_SHIM_INSTALL_MASK="
   ${DEFAULT_INSTALL_MASK}
-  /opt
+  /opt/google/chrome
+  /opt/google/containers
   /usr/lib64/dri
   /usr/lib/dri
   /usr/share/X11