diff --git a/.travis.yml b/.travis.yml
index bbd2911..07261c2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -16,8 +16,8 @@ android:
     - tools
     - platform-tools
     - extra
-    - build-tools-26.0.2
-    - android-26
+    - build-tools-27.0.2
+    - android-27
   licenses:
     - 'android-sdk-license-.+'
     - 'google-gdk-license-.+'
diff --git a/build.gradle b/build.gradle
index 19c6a89..96fff84 100644
--- a/build.gradle
+++ b/build.gradle
@@ -11,8 +11,8 @@ buildscript {
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 26
-    buildToolsVersion "26.0.2"
+    compileSdkVersion 27
+    buildToolsVersion "27.0.2"
 
     lintOptions {
         abortOnError false
@@ -23,8 +23,8 @@ android {
         versionCode 63
         versionName "1.3.3"
         minSdkVersion 16
-        targetSdkVersion 26
-        maxSdkVersion 26
+        targetSdkVersion 27
+        maxSdkVersion 27
         ndk {
             // Specifies the ABI configurations of your native
             // libraries Gradle should build and package with your APK.
@@ -63,10 +63,10 @@ repositories {
 }
 
 dependencies {
-    compile 'com.android.support:support-v13:26.1.0'
-    compile 'com.android.support:appcompat-v7:26.1.0'
-    compile 'com.android.support:design:26.1.0'
+    compile 'com.android.support:support-v13:27.0.2'
+    compile 'com.android.support:appcompat-v7:27.0.2'
+    compile 'com.android.support:design:27.0.2'
     compile 'in.srain.cube:ultra-ptr:1.0.11'
     compile 'com.github.dmytrodanylyk.android-process-button:library:1.0.4'
-    compile 'com.android.support:support-v4:26.1.0'
+    compile 'com.android.support:support-v4:27.0.2'
 }