diff --git a/app/build.gradle b/app/build.gradle
index 6911c3fd3..cfea88729 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,7 +1,7 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 27
     buildToolsVersion '26.0.2'
 
     defaultConfig {
@@ -41,9 +41,9 @@ dependencies {
     implementation 'com.google.android.gms:play-services-wearable:10.2.0'
 
     //noinspection GradleDependency
-    implementation 'com.android.support:appcompat-v7:26.1.0'
+    implementation 'com.android.support:appcompat-v7:27.0.2'
     //noinspection GradleDependency
-    implementation 'com.android.support:design:26.1.0'
+    implementation 'com.android.support:design:27.0.2'
 
     implementation 'no.nordicsemi.android:log:2.1.1'
     implementation 'no.nordicsemi.android.support.v18:scanner:1.0.0'
diff --git a/common/build.gradle b/common/build.gradle
index d34aba3de..2b1c80342 100644
--- a/common/build.gradle
+++ b/common/build.gradle
@@ -23,12 +23,12 @@
 apply plugin: 'com.android.library'
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 27
     buildToolsVersion "26.0.2"
 
     defaultConfig {
         minSdkVersion 18
-        targetSdkVersion 26
+        targetSdkVersion 27
         versionCode 1
         versionName "1.0"
         resConfigs "en"
@@ -53,5 +53,5 @@ android {
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     //noinspection GradleDependency
-    implementation 'com.android.support:support-core-utils:26.1.0'
+    implementation 'com.android.support:support-core-utils:27.0.2'
 }
diff --git a/wear/build.gradle b/wear/build.gradle
index f57118747..938406915 100644
--- a/wear/build.gradle
+++ b/wear/build.gradle
@@ -3,7 +3,7 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 27
     buildToolsVersion "26.0.2"
 
     defaultConfig {
@@ -47,7 +47,7 @@ dependencies {
 
     // uncomment to enable the Wear UI Library
     // https://developer.android.com/training/wearables/ui/wear-ui-library.html
-    // implementation 'com.android.support:wear:26.1.0'
+    // implementation 'com.android.support:wear:27.0.2'
 
     // nRF Toolbox is using Play Service 10.2.0 in order to make the app working in China:
     // https://developer.android.com/training/wearables/apps/creating-app-china.html#ChinaSDK
@@ -61,7 +61,7 @@ configurations.all {
         def requested = details.requested
         if (requested.group == 'com.android.support') {
             if (!requested.name.startsWith("multidex")) {
-                details.useVersion '26.1.0'
+                details.useVersion '27.0.2'
             }
         }
     }