diff --git a/src/builder-manifest.c b/src/builder-manifest.c
index 2040badb..be31d0a3 100644
--- a/src/builder-manifest.c
+++ b/src/builder-manifest.c
@@ -4434,6 +4434,7 @@ builder_manifest_run (BuilderManifest *self,
   args = g_ptr_array_new_with_free_func (g_free);
   g_ptr_array_add (args, g_strdup ("flatpak"));
   g_ptr_array_add (args, g_strdup ("build"));
+  g_ptr_array_add (args, g_strdup ("--nofilesystem=host:reset"));
   g_ptr_array_add (args, g_strdup ("--with-appdir"));
 
   build_dir_path = g_file_get_path (builder_context_get_build_dir (context));