diff --git a/cmds/installd/globals.h b/cmds/installd/globals.h
index 633e33b..a88a86e 100644
--- a/cmds/installd/globals.h
+++ b/cmds/installd/globals.h
@@ -38,6 +38,7 @@
 extern std::string android_mnt_expand_dir;
 extern std::string android_profiles_dir;
 extern std::string android_root_dir;
+extern std::string android_staging_dir;
 
 extern std::vector<std::string> android_system_dirs;