diff --git a/metadata/me.zhanghai.android.files.yml b/metadata/me.zhanghai.android.files.yml
index 0394e691fb..529a686610 100644
--- a/metadata/me.zhanghai.android.files.yml
+++ b/metadata/me.zhanghai.android.files.yml
@@ -88,7 +88,7 @@ Builds:
     rm:
       - app/src/main/java/me/zhanghai/android/files/nonfree
     prebuild: find -type f -exec sed -i '/\/\/#ifdef NONFREE/,/\/\/#endif/d' {} +
-    ndk: r21b
+    ndk: r21d
 
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