diff --git a/Dockerfile.android b/Dockerfile.android
index 38987d7..4a2f32a 100644
--- a/Dockerfile.android
+++ b/Dockerfile.android
@@ -7,14 +7,14 @@ RUN if [ -z "${mono_version}" ]; then echo -e "\n\nargument mono-version is mand
     dnf -y install --setopt=install_weak_deps=False \
       gcc gcc-c++ java-1.8.0-openjdk-devel ncurses-compat-libs && \
     mkdir sdk && cd sdk && \
-    curl -LO https://dl.google.com/android/repository/sdk-tools-linux-4333796.zip && \
-    unzip sdk-tools-linux-4333796.zip && \
-    rm sdk-tools-linux-4333796.zip && \
+    curl -LO https://dl.google.com/android/repository/commandlinetools-linux-6609375_latest.zip && \
+    unzip commandlinetools-linux-6609375_latest.zip && \
+    rm commandlinetools-linux-6609375_latest.zip && \
     yes | tools/bin/sdkmanager --licenses && \
-    tools/bin/sdkmanager ndk-bundle 'build-tools;28.0.3' 'platforms;android-28' 'cmake;3.10.2.4988404'
+    tools/bin/sdkmanager 'ndk;21.3.6528147' 'build-tools;29.0.3' 'platforms;android-29' 'cmake;3.10.2.4988404'
 
 ENV ANDROID_HOME=/root/sdk/
-ENV ANDROID_NDK_ROOT=/root/sdk/ndk-bundle/
+ENV ANDROID_NDK_ROOT=/root/sdk/ndk/21.3.6528147/
 
 RUN cp -a /root/files/${mono_version} /root && \
     export MONO_SOURCE_ROOT=/root/${mono_version} && \