diff --git a/.travis.yml b/.travis.yml
index 0a23ff0..b040770 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -35,9 +35,9 @@ script:
   - set -o pipefail
   - ./gradlew clean build check --profile --continue 2>&1 | tee build.log
   - set +o pipefail
-#  - |
-#    if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then
-#      ./gradlew violationCommentsToGitHub -DGITHUB_PULLREQUESTID=$TRAVIS_PULL_REQUEST -DGITHUB_OAUTH2TOKEN=$GITHUB_OAUTH2TOKEN --info
-#    fi
+  #  - |
+  #    if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then
+  #      ./gradlew violationCommentsToGitHub -DGITHUB_PULLREQUESTID=$TRAVIS_PULL_REQUEST -DGITHUB_OAUTH2TOKEN=$GITHUB_OAUTH2TOKEN --info
+  #    fi
   - pandoc `ls -1rt build/reports/profile/profile-*.html | tail -n1` -t plain
-  - ./gradlew dependencyUpdate # I must run this separately due to issues with the support library resolutionStrategy
+  - ./gradlew dependencyUpdate
diff --git a/build.gradle b/build.gradle
index 5122745..2271b26 100644
--- a/build.gradle
+++ b/build.gradle
@@ -37,18 +37,6 @@ allprojects {
     }
 }
 
-subprojects {
-    project.configurations.all {
-        resolutionStrategy.eachDependency { details ->
-            if (details.requested.group == 'com.android.support'
-                    && !details.requested.name.contains('multidex')
-                    && !gradle.startParameter.taskNames.contains('dependencyUpdates')) {
-                details.useVersion versions.support
-            }
-        }
-    }
-}
-
 task clean(type: Delete) {
     delete rootProject.buildDir
 }
diff --git a/dependencies.gradle b/dependencies.gradle
index 690015d..8cdbf50 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -20,19 +20,19 @@
  **/
 ext.deps = [:]
 def versions = [:]
+versions.androidthings = "1.0"
 versions.android_checkstyle_plugin = "1.1.0"
 versions.android_gradle_plugin = "3.4.1"
 versions.android_maven_gradle_plugin = "2.1"
-versions.androidthings = "1.0"
 versions.gradle_bintray_plugin = "1.8.0"
 versions.gradle_versions_plugin = "0.21.0"
 versions.powermock = "2.0.2"
-versions.support = "27.1.1"
+versions.androidx_annotations = "1.0.0"
 ext.versions = versions
 
 def build_versions = [:]
-build_versions.min_sdk = 26
-build_versions.target_sdk = 27
+build_versions.min_sdk = 28
+build_versions.target_sdk = 28
 build_versions.java_version = JavaVersion.VERSION_1_7
 build_versions.version_code = 'git rev-list --count HEAD'.execute().text.trim() as int
 ext.build_versions = build_versions
diff --git a/driver-ds3231-receiver/build.gradle b/driver-ds3231-receiver/build.gradle
index 450a489..3174ed8 100644
--- a/driver-ds3231-receiver/build.gradle
+++ b/driver-ds3231-receiver/build.gradle
@@ -46,6 +46,6 @@ android {
 
 dependencies {
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
     implementation 'com.leinardi.android.things:driver-ds3231:1.0'
 }
diff --git a/driver-ds3231/build.gradle b/driver-ds3231/build.gradle
index b543255..53fcde3 100644
--- a/driver-ds3231/build.gradle
+++ b/driver-ds3231/build.gradle
@@ -47,7 +47,7 @@ android {
 
 dependencies {
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
 
     testImplementation "com.google.android.things:androidthings:$versions.androidthings"
     testImplementation "org.powermock:powermock-module-junit4:$versions.powermock"
diff --git a/driver-ds3231/src/main/java/com/leinardi/android/things/driver/ds3231/Ds3231.java b/driver-ds3231/src/main/java/com/leinardi/android/things/driver/ds3231/Ds3231.java
index 64d89f4..b1c3e3b 100644
--- a/driver-ds3231/src/main/java/com/leinardi/android/things/driver/ds3231/Ds3231.java
+++ b/driver-ds3231/src/main/java/com/leinardi/android/things/driver/ds3231/Ds3231.java
@@ -16,10 +16,10 @@
 
 package com.leinardi.android.things.driver.ds3231;
 
-import android.support.annotation.IntDef;
-import android.support.annotation.Nullable;
 import android.util.Log;
 
+import androidx.annotation.IntDef;
+import androidx.annotation.Nullable;
 import com.google.android.things.pio.I2cDevice;
 import com.google.android.things.pio.PeripheralManager;
 
diff --git a/driver-epaperdriverhat/build.gradle b/driver-epaperdriverhat/build.gradle
index dfc5e38..c758c95 100644
--- a/driver-epaperdriverhat/build.gradle
+++ b/driver-epaperdriverhat/build.gradle
@@ -46,5 +46,5 @@ android {
 
 dependencies {
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
 }
diff --git a/driver-hcsr04/build.gradle b/driver-hcsr04/build.gradle
index dfc5e38..c758c95 100644
--- a/driver-hcsr04/build.gradle
+++ b/driver-hcsr04/build.gradle
@@ -46,5 +46,5 @@ android {
 
 dependencies {
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
 }
diff --git a/driver-hd44780/build.gradle b/driver-hd44780/build.gradle
index bb2e364..937f1c8 100644
--- a/driver-hd44780/build.gradle
+++ b/driver-hd44780/build.gradle
@@ -46,7 +46,7 @@ android {
 
 dependencies {
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
 
     testImplementation "com.google.android.things:androidthings:$versions.androidthings"
     testImplementation "org.powermock:powermock-module-junit4:$versions.powermock"
diff --git a/driver-hd44780/src/main/java/com/leinardi/android/things/driver/hd44780/Hd44780.java b/driver-hd44780/src/main/java/com/leinardi/android/things/driver/hd44780/Hd44780.java
index 4be9203..c454ddd 100644
--- a/driver-hd44780/src/main/java/com/leinardi/android/things/driver/hd44780/Hd44780.java
+++ b/driver-hd44780/src/main/java/com/leinardi/android/things/driver/hd44780/Hd44780.java
@@ -16,9 +16,9 @@
 
 package com.leinardi.android.things.driver.hd44780;
 
-import android.support.annotation.IntDef;
 import android.util.Log;
 
+import androidx.annotation.IntDef;
 import com.google.android.things.pio.I2cDevice;
 import com.google.android.things.pio.PeripheralManager;
 
diff --git a/driver-lsm9ds1/build.gradle b/driver-lsm9ds1/build.gradle
index bb2e364..937f1c8 100644
--- a/driver-lsm9ds1/build.gradle
+++ b/driver-lsm9ds1/build.gradle
@@ -46,7 +46,7 @@ android {
 
 dependencies {
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
 
     testImplementation "com.google.android.things:androidthings:$versions.androidthings"
     testImplementation "org.powermock:powermock-module-junit4:$versions.powermock"
diff --git a/driver-lsm9ds1/src/main/java/com/leinardi/android/things/driver/lsm9ds1/Lsm9ds1.java b/driver-lsm9ds1/src/main/java/com/leinardi/android/things/driver/lsm9ds1/Lsm9ds1.java
index 1e10ca3..caa6178 100644
--- a/driver-lsm9ds1/src/main/java/com/leinardi/android/things/driver/lsm9ds1/Lsm9ds1.java
+++ b/driver-lsm9ds1/src/main/java/com/leinardi/android/things/driver/lsm9ds1/Lsm9ds1.java
@@ -18,8 +18,8 @@
 
 import android.hardware.SensorManager;
 import android.os.SystemClock;
-import android.support.annotation.IntDef;
 
+import androidx.annotation.IntDef;
 import com.google.android.things.pio.I2cDevice;
 import com.google.android.things.pio.PeripheralManager;
 
@@ -58,21 +58,17 @@
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerGain.MAG_GAIN_16GAUSS;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerGain.MAG_GAIN_4GAUSS;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerGain.MAG_GAIN_8GAUSS;
-import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerSystemOperatingMode
-        .MAG_CONTINUOUS_CONVERSION;
+import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerSystemOperatingMode.MAG_CONTINUOUS_CONVERSION;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerSystemOperatingMode.MAG_POWER_DOWN;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerSystemOperatingMode.MAG_SINGLE_CONVERSION;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerXYOperatingMode.MAG_XY_OM_HIGH_PERFORMANCE;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerXYOperatingMode.MAG_XY_OM_LOW_POWER;
-import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerXYOperatingMode
-        .MAG_XY_OM_MEDIUM_PERFORMANCE;
-import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerXYOperatingMode
-        .MAG_XY_OM_ULTRA_HIGH_PERFORMANCE;
+import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerXYOperatingMode.MAG_XY_OM_MEDIUM_PERFORMANCE;
+import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerXYOperatingMode.MAG_XY_OM_ULTRA_HIGH_PERFORMANCE;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerZOperatingMode.MAG_Z_OM_HIGH_PERFORMANCE;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerZOperatingMode.MAG_Z_OM_LOW_POWER;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerZOperatingMode.MAG_Z_OM_MEDIUM_PERFORMANCE;
-import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerZOperatingMode
-        .MAG_Z_OM_ULTRA_HIGH_PERFORMANCE;
+import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerZOperatingMode.MAG_Z_OM_ULTRA_HIGH_PERFORMANCE;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.SensorType.SENSOR_MAG;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.SensorType.SENSOR_XG;
 
diff --git a/driver-lsm9ds1/src/main/java/com/leinardi/android/things/driver/lsm9ds1/Lsm9ds1SensorDriver.java b/driver-lsm9ds1/src/main/java/com/leinardi/android/things/driver/lsm9ds1/Lsm9ds1SensorDriver.java
index b584b0e..2faa06f 100644
--- a/driver-lsm9ds1/src/main/java/com/leinardi/android/things/driver/lsm9ds1/Lsm9ds1SensorDriver.java
+++ b/driver-lsm9ds1/src/main/java/com/leinardi/android/things/driver/lsm9ds1/Lsm9ds1SensorDriver.java
@@ -28,8 +28,7 @@
 
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.AccelGyroOutputDataRate.ODR_952HZ;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.AccelGyroOutputDataRate.ODR_POWER_DOWN;
-import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerSystemOperatingMode
-        .MAG_CONTINUOUS_CONVERSION;
+import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerSystemOperatingMode.MAG_CONTINUOUS_CONVERSION;
 import static com.leinardi.android.things.driver.lsm9ds1.Lsm9ds1.MagnetometerSystemOperatingMode.MAG_POWER_DOWN;
 
 public class Lsm9ds1SensorDriver implements AutoCloseable {
diff --git a/driver-sh1106/build.gradle b/driver-sh1106/build.gradle
index bb2e364..937f1c8 100644
--- a/driver-sh1106/build.gradle
+++ b/driver-sh1106/build.gradle
@@ -46,7 +46,7 @@ android {
 
 dependencies {
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
 
     testImplementation "com.google.android.things:androidthings:$versions.androidthings"
     testImplementation "org.powermock:powermock-module-junit4:$versions.powermock"
diff --git a/driver-tsl256x/build.gradle b/driver-tsl256x/build.gradle
index bb2e364..937f1c8 100644
--- a/driver-tsl256x/build.gradle
+++ b/driver-tsl256x/build.gradle
@@ -46,7 +46,7 @@ android {
 
 dependencies {
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
 
     testImplementation "com.google.android.things:androidthings:$versions.androidthings"
     testImplementation "org.powermock:powermock-module-junit4:$versions.powermock"
diff --git a/driver-tsl256x/src/main/java/com/leinardi/android/things/driver/tsl256x/Tsl256x.java b/driver-tsl256x/src/main/java/com/leinardi/android/things/driver/tsl256x/Tsl256x.java
index 9abfff5..ff74770 100644
--- a/driver-tsl256x/src/main/java/com/leinardi/android/things/driver/tsl256x/Tsl256x.java
+++ b/driver-tsl256x/src/main/java/com/leinardi/android/things/driver/tsl256x/Tsl256x.java
@@ -17,9 +17,9 @@
 package com.leinardi.android.things.driver.tsl256x;
 
 import android.os.SystemClock;
-import android.support.annotation.IntDef;
 import android.util.Log;
 
+import androidx.annotation.IntDef;
 import com.google.android.things.pio.I2cDevice;
 import com.google.android.things.pio.PeripheralManager;
 
diff --git a/gradle.properties b/gradle.properties
index fd59fb1..6703e6a 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,5 +15,16 @@
 #
 KEYSTORE_PATH=../keystore/release.keystore
 KEYSTORE_PROPERTIES_PATH=../keystore/keystore.properties
-
-org.gradle.jvmargs=-Xmx4096m -XX:MaxMetaspaceSize=512m
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx1536m -XX:MaxMetaspaceSize=512m
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Automatically convert third-party libraries to use AndroidX
+android.enableJetifier=true
diff --git a/sample-ds3231/build.gradle b/sample-ds3231/build.gradle
index ccd91b8..51fed5c 100644
--- a/sample-ds3231/build.gradle
+++ b/sample-ds3231/build.gradle
@@ -47,7 +47,7 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
     implementation project(':driver-ds3231')
     // Uncomment to automatic persist on reboot/poweroff the system wall clock time
     // implementation project(':driver-ds3231-receiver')
diff --git a/sample-epaperdriverhat/build.gradle b/sample-epaperdriverhat/build.gradle
index fd40f6e..7697fcf 100644
--- a/sample-epaperdriverhat/build.gradle
+++ b/sample-epaperdriverhat/build.gradle
@@ -47,7 +47,7 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
     implementation project(':driver-epaperdriverhat')
 
 }
diff --git a/sample-hcsr04/build.gradle b/sample-hcsr04/build.gradle
index 757f5ea..3b8f1bb 100644
--- a/sample-hcsr04/build.gradle
+++ b/sample-hcsr04/build.gradle
@@ -47,7 +47,7 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
     implementation project(':driver-hcsr04')
 
 }
diff --git a/sample-hd44780/build.gradle b/sample-hd44780/build.gradle
index 4b7d912..9575116 100644
--- a/sample-hd44780/build.gradle
+++ b/sample-hd44780/build.gradle
@@ -47,6 +47,6 @@ android {
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
     implementation project(':driver-hd44780')
 }
diff --git a/sample-lsm9ds1/build.gradle b/sample-lsm9ds1/build.gradle
index 5367bc8..7310279 100644
--- a/sample-lsm9ds1/build.gradle
+++ b/sample-lsm9ds1/build.gradle
@@ -47,7 +47,7 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
     implementation project(':driver-lsm9ds1')
 
 }
diff --git a/sample-sh1106/build.gradle b/sample-sh1106/build.gradle
index bed2e59..e40b2b4 100644
--- a/sample-sh1106/build.gradle
+++ b/sample-sh1106/build.gradle
@@ -47,7 +47,7 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
     implementation project(':driver-sh1106')
 
 }
diff --git a/sample-tsl256x/build.gradle b/sample-tsl256x/build.gradle
index a58e2bd..251c97b 100644
--- a/sample-tsl256x/build.gradle
+++ b/sample-tsl256x/build.gradle
@@ -47,7 +47,7 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     compileOnly "com.google.android.things:androidthings:$versions.androidthings"
-    implementation "com.android.support:support-annotations:$versions.support"
+    implementation "androidx.annotation:annotation:$versions.androidx_annotations"
     implementation project(':driver-tsl256x')
 
 }