diff --git a/root.bp b/root.bp
index 76e7aee78..f2fb8b79d 100644
--- a/root.bp
+++ b/root.bp
@@ -14,6 +14,7 @@ optional_subdirs = [
     "build/kati",
     "build/tools/*",
     "dalvik",
+    "development/ndk",
     "external/*",
     "frameworks/av",
     "frameworks/base",