diff --git a/.travis.yml b/.travis.yml
index fae27cd9..29f88362 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -129,28 +129,32 @@ script:
 - ln ../LICENSE example-dnscrypt-proxy.toml example-*.txt macos/
 - tar czpvf dnscrypt-proxy-macos-${TRAVIS_TAG:-dev}.tar.gz macos
 - go clean
-- env CC=arm-linux-androideabi-clang CXX=arm-linux-androideabi-clang++ CGO_ENABLED=1
+- env CC=arm-linux-androideabi-clang CXX=arm-linux-androideabi-clang++
+  CGO_ENABLED=1 CGO_CFLAGS="-D__ANDROID_API__=19"
   GOOS=android GOARCH=arm GOARM=7 go build -ldflags="-s -w"
 - mkdir android-arm
 - ln dnscrypt-proxy android-arm/
 - cp ../LICENSE example-dnscrypt-proxy.toml example-*.txt android-arm/
 - zip -9 -r dnscrypt-proxy-android_arm-${TRAVIS_TAG:-dev}.zip android-arm
 - go clean
-- env CC=aarch64-linux-android-clang CXX=aarch64-linux-android-clang++ CGO_ENABLED=1
+- env CC=aarch64-linux-android-clang CXX=aarch64-linux-android-clang++
+  CGO_ENABLED=1 CGO_CFLAGS="-D__ANDROID_API__=19"
   GOOS=android GOARCH=arm64 go build -ldflags="-s -w"
 - mkdir android-arm64
 - ln dnscrypt-proxy android-arm64/
 - cp ../LICENSE example-dnscrypt-proxy.toml example-*.txt android-arm64/
 - zip -9 -r dnscrypt-proxy-android_arm64-${TRAVIS_TAG:-dev}.zip android-arm64
 - go clean
-- env CC=i686-linux-android-clang CXX=i686-linux-android-clang++ CGO_ENABLED=1 GOOS=android
+- env CC=i686-linux-android-clang CXX=i686-linux-android-clang++
+  CGO_ENABLED=1 CGO_CFLAGS="-D__ANDROID_API__=19" GOOS=android
   GOARCH=386 go build -ldflags="-s -w"
 - mkdir android-i386
 - ln dnscrypt-proxy android-i386/
 - cp ../LICENSE example-dnscrypt-proxy.toml example-*.txt android-i386/
 - zip -9 -r dnscrypt-proxy-android_i386-${TRAVIS_TAG:-dev}.zip android-i386
 - go clean
-- env CC=x86_64-linux-android-clang CXX=x86_64-linux-android-clang++ CGO_ENABLED=1
+- env CC=x86_64-linux-android-clang CXX=x86_64-linux-android-clang++
+  CGO_ENABLED=1 CGO_CFLAGS="-D__ANDROID_API__=19"
   GOOS=android GOARCH=amd64 go build -ldflags="-s -w"
 - mkdir android-x86_64
 - ln dnscrypt-proxy android-x86_64/
@@ -191,7 +195,7 @@ before_deploy:
 after_deploy:
 - ls -l dnscrypt-proxy-*.tar.gz dnscrypt-proxy-*.zip
 before_install:
-- NDK_VER=r17b
+- NDK_VER=r18-beta2
 - curl -LO http://dl.google.com/android/repository/android-ndk-${NDK_VER}-linux-x86_64.zip
 - unzip -q android-ndk-${NDK_VER}-linux-x86_64.zip -d $HOME
 - rm android-ndk-${NDK_VER}-linux-x86_64.zip