diff --git a/.gitignore b/.gitignore
index 39fb081..d1a486f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@
 /build
 /captures
 .externalNativeBuild
+/.idea
diff --git a/app/build.gradle b/app/build.gradle
index 6757813..5d1e55f 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,12 +1,12 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 25
-    buildToolsVersion "25.0.2"
+    compileSdkVersion 27
+    buildToolsVersion "26.0.2"
     defaultConfig {
         applicationId "iammert.com.dagger_android_injection"
         minSdkVersion 15
-        targetSdkVersion 25
+        targetSdkVersion 27
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
@@ -24,12 +24,12 @@ dependencies {
     androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
-    compile 'com.android.support:appcompat-v7:25.3.1'
+    compile 'com.android.support:appcompat-v7:27.0.2'
     testCompile 'junit:junit:4.12'
     compile 'com.android.support.constraint:constraint-layout:1.0.2'
 
-    compile 'com.google.dagger:dagger:2.11'
-    annotationProcessor 'com.google.dagger:dagger-compiler:2.11'
-    annotationProcessor 'com.google.dagger:dagger-android-processor:2.11'
-    compile 'com.google.dagger:dagger-android-support:2.11'
+    compile 'com.google.dagger:dagger:2.13'
+    annotationProcessor 'com.google.dagger:dagger-compiler:2.13'
+    annotationProcessor 'com.google.dagger:dagger-android-processor:2.13'
+    compile 'com.google.dagger:dagger-android-support:2.13'
 }
diff --git a/build.gradle b/build.gradle
index dfc8492..36777fc 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,7 +7,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.0-alpha4'
+        classpath 'com.android.tools.build:gradle:3.0.1'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 0c86c68..b9b3337 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Jun 28 17:54:12 EEST 2017
+#Fri Dec 15 10:16:23 EET 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-rc-1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip