diff --git a/.gitignore b/.gitignore
index 3b524b65..eec8adbe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,6 +32,8 @@ local.properties
 .idea/tasks.xml
 .idea/vcs.xml
 .idea/workspace.xml
+.idea/caches/
+.idea/codeStyles/
 *.iml
 
 # OS-specific files
diff --git a/app/build.gradle b/app/build.gradle
index 252021af..ac4485f5 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -22,7 +22,7 @@ apply from: '../android-sonarqube.gradle'
 
 android {
     compileSdkVersion 26
-    buildToolsVersion "26.0.3"
+    buildToolsVersion '27.0.3'
     defaultConfig {
         applicationId "io.github.wulkanowy"
         testApplicationId "io.github.tests.wulkanowy"
diff --git a/build.gradle b/build.gradle
index 28748fc0..f0827365 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
         maven { url "https://plugins.gradle.org/m2/" }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath 'com.android.tools.build:gradle:3.1.0'
         classpath "org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:2.6.1"
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.7.3'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 28bd184f..8a440624 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Thu Oct 27 17:19:04 CEST 2017
+#Tue Mar 27 02:10:44 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-4.4-all.zip
diff --git a/jacoco.gradle b/jacoco.gradle
index 47a077ca..84a0ce97 100644
--- a/jacoco.gradle
+++ b/jacoco.gradle
@@ -1,7 +1,11 @@
 apply plugin: "jacoco"
 
 jacoco {
-    toolVersion "0.7.4.201502262128"
+    toolVersion "0.8.1"
+}
+
+tasks.withType(Test) {
+    jacoco.includeNoLocationClasses = true
 }
 
 // run ./gradlew clean createDebugCoverageReport jacocoTestReport