diff --git a/metadata/org.quantumbadger.redreader.yml b/metadata/org.quantumbadger.redreader.yml
index ea286fdb0d..7d767768ac 100644
--- a/metadata/org.quantumbadger.redreader.yml
+++ b/metadata/org.quantumbadger.redreader.yml
@@ -377,6 +377,7 @@ Builds:
     commit: v1.16
     gradle:
       - yes
+    ndk: r21d
 
 AutoUpdateMode: Version v%v
 UpdateCheckMode: Tags