diff --git a/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml b/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
index 779255fcb6..72ea93a8b5 100644
--- a/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
+++ b/metadata/org.ghostsinthelab.apps.guilelessbopomofo.yml
@@ -1309,18 +1309,18 @@ Builds:
       - yes
     srclibs:
       - rustup@1.27.1
-      - libchewingAndroidAppModule@0.9.1.1
+      - libchewingAndroidAppModule@0.9.1.6
     rm:
       - app/libs/*.aar
     build:
-      - $$rustup$$/rustup-init.sh -y --default-toolchain 1.78.0 --target aarch64-linux-android
+      - $$rustup$$/rustup-init.sh -y --default-toolchain 1.86.0 --target aarch64-linux-android
         armv7-linux-androideabi i686-linux-android x86_64-linux-android
       - source $HOME/.cargo/env
       - pushd $$libchewingAndroidAppModule$$
       - ../gradlew bundleReleaseAar
       - popd
       - cp $$libchewingAndroidAppModule$$/build/outputs/aar/*.aar libs
-    ndk: 23.2.8568313
+    ndk: 28.1.13356709
 
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