diff --git a/metadata/design.codeux.authpass.fdroid.yml b/metadata/design.codeux.authpass.fdroid.yml
index b2eb51429f..8d30586213 100644
--- a/metadata/design.codeux.authpass.fdroid.yml
+++ b/metadata/design.codeux.authpass.fdroid.yml
@@ -177,9 +177,10 @@ Builds:
       - authpass/macos
       - deps/kdbx.dart/libargon2*
     build:
+      - echo 'systemProp.design.codeux.ndkVersion=21.2.6472646' >> authpass/android/gradle.properties
       - $$flutter$$/bin/flutter config --no-analytics
       - $$flutter$$/bin/flutter build apk -t lib/env/fdroid.dart --flavor fdroid --release
-    ndk: r21
+    ndk: r21c
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: HTTP