diff --git a/docs-android/app/build.gradle b/docs-android/app/build.gradle
index 89572db6..25cfc4f4 100644
--- a/docs-android/app/build.gradle
+++ b/docs-android/app/build.gradle
@@ -4,7 +4,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath 'com.android.tools.build:gradle:3.2.1'
     }
 }
 apply plugin: 'com.android.application'
@@ -15,11 +15,11 @@ repositories {
 }
 
 android {
-    compileSdkVersion 26
+    compileSdkVersion 28
 
     defaultConfig {
         minSdkVersion 14
-        targetSdkVersion 26
+        targetSdkVersion 28
         versionCode 1
         versionName '1.0'
     }
@@ -30,14 +30,14 @@ android {
 }
 
 dependencies {
-    compile fileTree(dir: 'libs', include: '*.jar')
-    compile 'com.android.support:appcompat-v7:26.1.0'
-    compile 'com.android.support:recyclerview-v7:26.1.0'
-    compile 'com.android.support:design:26.1.0'
-    compile 'it.sephiroth.android.library.imagezoom:imagezoom:1.0.5'
-    compile 'org.greenrobot:eventbus:3.0.0'
-    compile 'com.squareup.picasso:picasso:2.5.2'
-    compile 'com.squareup.okhttp3:okhttp:3.7.0'
-    compile 'com.squareup.okhttp3:okhttp-urlconnection:3.4.0'
-    compile 'com.jakewharton.picasso:picasso2-okhttp3-downloader:1.1.0'
+    implementation fileTree(dir: 'libs', include: '*.jar')
+    implementation 'com.android.support:appcompat-v7:28.0.0'
+    implementation 'com.android.support:recyclerview-v7:28.0.0'
+    implementation 'com.android.support:design:28.0.0'
+    implementation 'it.sephiroth.android.library.imagezoom:imagezoom:1.0.5'
+    implementation 'org.greenrobot:eventbus:3.1.1'
+    implementation 'com.squareup.picasso:picasso:2.5.2'
+    implementation 'com.squareup.okhttp3:okhttp:3.10.0'
+    implementation 'com.squareup.okhttp3:okhttp-urlconnection:3.10.0'
+    implementation 'com.jakewharton.picasso:picasso2-okhttp3-downloader:1.1.0'
 }
diff --git a/docs-android/gradle/wrapper/gradle-wrapper.properties b/docs-android/gradle/wrapper/gradle-wrapper.properties
index 0d66fbab..84239c64 100644
--- a/docs-android/gradle/wrapper/gradle-wrapper.properties
+++ b/docs-android/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Tue Nov 14 23:55:56 CET 2017
+#Thu Oct 18 22:37:49 CEST 2018
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip