diff --git a/android/libs/api.aar b/android/libs/api.aar
index 16b8f31..df1441b 100644
Binary files a/android/libs/api.aar and b/android/libs/api.aar differ
diff --git a/run_build_tool_android.sh b/run_build_tool_android.sh
index c393347..7afc900 100755
--- a/run_build_tool_android.sh
+++ b/run_build_tool_android.sh
@@ -4,4 +4,7 @@ gomobile init || go install golang.org/x/mobile/cmd/gomobile@latest
 gomobile init
 
 echo "Binding Bitbox to Android"
-gomobile bind -o $1 -target=android -androidapi 24 .
+# Force 16 KB ELF page alignment on the emitted .so libraries. Android 15+
+# devices can use 16 KB memory pages and Google Play rejects bundles whose
+# native code is only 4 KB aligned. `-extldflags` reaches the NDK linker.
+gomobile bind -ldflags="-extldflags=-Wl,-z,max-page-size=16384" -o $1 -target=android -androidapi 24 .