diff --git a/.idea/misc.xml b/.idea/misc.xml
index cca2cdae..a1cf3e45 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -27,17 +27,7 @@
       </value>
     </option>
   </component>
-  <component name="ProjectLevelVcsManager" settingsEditedManually="false">
-    <OptionsSetting value="true" id="Add" />
-    <OptionsSetting value="true" id="Remove" />
-    <OptionsSetting value="true" id="Checkout" />
-    <OptionsSetting value="true" id="Update" />
-    <OptionsSetting value="true" id="Status" />
-    <OptionsSetting value="true" id="Edit" />
-    <ConfirmationsSetting value="0" id="Add" />
-    <ConfirmationsSetting value="0" id="Remove" />
-  </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="JDK" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
@@ -59,4 +49,4 @@
       </state>
     </states>
   </component>
-</project>
\ No newline at end of file
+</project>
diff --git a/app/build.gradle b/app/build.gradle
index e200e45c..00163210 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,7 +2,7 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 26
-    buildToolsVersion '26.0.1'
+    buildToolsVersion '26.0.2'
 
     defaultConfig {
         applicationId "org.shadowice.flocke.andotp"
@@ -29,10 +29,10 @@ dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
 
     compile 'de.psdev.licensesdialog:licensesdialog:1.8.3'
-    compile 'com.android.support:appcompat-v7:26.0.1'
-    compile 'com.android.support:design:26.0.1'
-    compile 'com.android.support:recyclerview-v7:26.0.1'
-    compile 'com.android.support:cardview-v7:26.0.1'
+    compile 'com.android.support:appcompat-v7:26.1.0'
+    compile 'com.android.support:design:26.1.0'
+    compile 'com.android.support:recyclerview-v7:26.1.0'
+    compile 'com.android.support:cardview-v7:26.1.0'
     compile 'com.android.support.constraint:constraint-layout:1.0.2'
     compile 'com.journeyapps:zxing-android-embedded:3.5.0'
     compile 'commons-codec:commons-codec:1.10'
diff --git a/build.gradle b/build.gradle
index 428e3434..16f40d22 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.3'
+        classpath 'com.android.tools.build:gradle:3.0.0'
 
         // 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 ae77f3f1..6ffd5ff1 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Jun 28 10:02:10 CEST 2017
+#Thu Oct 26 07:40:01 CEST 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-all.zip