diff --git a/app/build.gradle b/app/build.gradle
index 9ec548b..7a0e7d2 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,8 +2,8 @@ apply plugin: 'com.android.application'
 apply plugin: 'kotlin-android'
 
 android {
-    compileSdkVersion 26
-    buildToolsVersion "26.0.1"
+    compileSdkVersion 27
+    buildToolsVersion "27.0.3"
 
     defaultConfig {
         applicationId "net.nullsum.audinaut"
@@ -30,16 +30,16 @@ android {
 }
 
 dependencies {
-    compile 'com.esotericsoftware:kryo:4.0.1'
-    compile "com.android.support:design:$android_support_version"
-    compile 'com.sothree.slidinguppanel:library:3.3.1'
-    compile 'com.squareup.okhttp3:okhttp:3.8.1'
-    compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
+    implementation 'com.esotericsoftware:kryo:4.0.1'
+    implementation "com.android.support:design:$android_support_version"
+    implementation 'com.sothree.slidinguppanel:library:3.3.1'
+    implementation 'com.squareup.okhttp3:okhttp:3.10.0'
+    implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
 }
 
 buildscript {
-    ext.kotlin_version = '1.1.3-2'
-    ext.android_support_version = '26.0.0'
+    ext.kotlin_version = '1.2.21'
+    ext.android_support_version = '27.1.0'
     repositories {
         mavenCentral()
     }
diff --git a/build.gradle b/build.gradle
index 0a07c6f..6becd4b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,9 +1,12 @@
 buildscript {
     repositories {
         jcenter()
+        maven {
+            url "https://maven.google.com"
+        }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.2'
+        classpath 'com.android.tools.build:gradle:3.0.1'
     }
 }
 
@@ -13,6 +16,5 @@ allprojects {
         maven {
             url "https://maven.google.com"
         }
-
     }
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 1816cb0..aeb908f 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.5.1-bin.zip