diff --git a/.gitignore b/.gitignore
index 3daa7a4..466b131 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,45 +1,5 @@
-# From https://gist.github.com/iainconnor/8605514
-# with the addition of the /captures below.
-/captures
-
-# Built application files
 build/
-*.apk
-*.so
-.externalNativeBuild
-
-# Crashlytics configuations
-com_crashlytics_export_strings.xml
-
-# Local configuration file (sdk path, etc)
 local.properties
-
-# Gradle generated files
 .gradle/
-
-# Signing files
-.signing/
-
-# User-specific configurations
-.idea/libraries/
-.idea/workspace.xml
-.idea/tasks.xml
-.idea/.name
-.idea/compiler.xml
-.idea/copyright/profiles_settings.xml
-.idea/encodings.xml
-.idea/misc.xml
-.idea/modules.xml
-.idea/scopes/scope_settings.xml
-.idea/vcs.xml
-.idea/dictionaries/
-*.iml
-
-# OS-specific files
-.DS_Store
-.DS_Store?
-._*
-.Spotlight-V100
-.Trashes
-ehthumbs.db
-Thumbs.db
+.idea/
+*.iml
\ No newline at end of file
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
deleted file mode 100644
index cde9d86..0000000
--- a/.idea/gradle.xml
+++ /dev/null
@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="GradleSettings">
-    <option name="linkedExternalProjectsSettings">
-      <GradleProjectSettings>
-        <option name="disableWrapperSourceDistributionNotification" value="true" />
-        <option name="distributionType" value="DEFAULT_WRAPPED" />
-        <option name="externalProjectPath" value="$PROJECT_DIR$" />
-        <option name="modules">
-          <set>
-            <option value="$PROJECT_DIR$" />
-            <option value="$PROJECT_DIR$/app" />
-          </set>
-        </option>
-        <option name="resolveModulePerSourceSet" value="false" />
-      </GradleProjectSettings>
-    </option>
-  </component>
-</project>
\ No newline at end of file
diff --git a/.idea/inspectionProfiles/Project_Default.xml b/.idea/inspectionProfiles/Project_Default.xml
deleted file mode 100644
index 956ac03..0000000
--- a/.idea/inspectionProfiles/Project_Default.xml
+++ /dev/null
@@ -1,14 +0,0 @@
-<component name="InspectionProjectProfileManager">
-  <profile version="1.0">
-    <option name="myName" value="Project Default" />
-    <inspection_tool class="LoggerInitializedWithForeignClass" enabled="false" level="WARNING" enabled_by_default="false">
-      <option name="loggerClassName" value="org.apache.log4j.Logger,org.slf4j.LoggerFactory,org.apache.commons.logging.LogFactory,java.util.logging.Logger" />
-      <option name="loggerFactoryMethodName" value="getLogger,getLogger,getLog,getLogger" />
-    </inspection_tool>
-    <inspection_tool class="SpellCheckingInspection" enabled="false" level="TYPO" enabled_by_default="false">
-      <option name="processCode" value="true" />
-      <option name="processLiterals" value="true" />
-      <option name="processComments" value="true" />
-    </inspection_tool>
-  </profile>
-</component>
\ No newline at end of file
diff --git a/.idea/inspectionProfiles/profiles_settings.xml b/.idea/inspectionProfiles/profiles_settings.xml
deleted file mode 100644
index 3b31283..0000000
--- a/.idea/inspectionProfiles/profiles_settings.xml
+++ /dev/null
@@ -1,7 +0,0 @@
-<component name="InspectionProjectProfileManager">
-  <settings>
-    <option name="PROJECT_PROFILE" value="Project Default" />
-    <option name="USE_PROJECT_PROFILE" value="true" />
-    <version value="1.0" />
-  </settings>
-</component>
\ No newline at end of file
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
deleted file mode 100644
index 7f68460..0000000
--- a/.idea/runConfigurations.xml
+++ /dev/null
@@ -1,12 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="RunConfigurationProducerService">
-    <option name="ignoredProducers">
-      <set>
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
-        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
-      </set>
-    </option>
-  </component>
-</project>
\ No newline at end of file
diff --git a/README.md b/README.md
index 2f64c8b..17eb784 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ Termux:Boot
 A [Termux](https://termux.com) add-on app to run programs at boot.
 
 - [Termux:Boot on Google Play](https://play.google.com/store/apps/details?id=com.termux.boot)
-- [Termux:Boot on F-Droid](https://f-droid.org/en/packages/com.termux.boot/)
+- [Termux:Boot on F-Droid](https://f-droid.org/packages/com.termux.boot)
 
 When developing (or packaging), note that this app needs to be signed with the same key as the main Termux app in order to have the permission to execute scripts.
 
diff --git a/app/.gitignore b/app/.gitignore
deleted file mode 100644
index 796b96d..0000000
--- a/app/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-/build
diff --git a/app/build.gradle b/app/build.gradle
index a8f0b79..1524c94 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,19 +1,14 @@
 apply plugin: 'com.android.application'
 
 android {
-    compileSdkVersion 27
-    buildToolsVersion "27.0.1"
-
-    dependencies {
-        compile 'com.android.support:support-annotations:27.0.0'
-    }
-
+    compileSdkVersion 28
+    buildToolsVersion '28.0.2'
     defaultConfig {
         applicationId "com.termux.boot"
         minSdkVersion 21
-        targetSdkVersion 27
-        versionCode 5
-        versionName "0.5"
+        targetSdkVersion 28
+        versionCode 6
+        versionName "0.6"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
 
@@ -23,5 +18,17 @@ android {
             shrinkResources true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
+        debug {
+            zipAlignEnabled true
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
     }
 }
+
+dependencies {
+    implementation 'com.android.support:support-annotations:28.0.0-rc02'
+}
\ No newline at end of file
diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 43a73d2..c1f0677 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,8 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-          xmlns:tools="http://schemas.android.com/tools"
-          package="com.termux.boot"
-          android:sharedUserId="com.termux">
+    xmlns:tools="http://schemas.android.com/tools"
+    package="com.termux.boot"
+    android:sharedUserId="com.termux">
 
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
     <uses-permission android:name="android.permission.WAKE_LOCK" />
@@ -20,7 +20,9 @@
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
-        <receiver android:name=".BootReceiver" android:exported="false">
+        <receiver
+            android:name=".BootReceiver"
+            android:exported="false">
             <intent-filter>
                 <action android:name="android.intent.action.BOOT_COMPLETED" />
             </intent-filter>
diff --git a/app/src/main/java/com/termux/boot/BootActivity.java b/app/src/main/java/com/termux/boot/BootActivity.java
index 4d1e39c..4312ad4 100644
--- a/app/src/main/java/com/termux/boot/BootActivity.java
+++ b/app/src/main/java/com/termux/boot/BootActivity.java
@@ -14,5 +14,4 @@ protected void onCreate(@Nullable Bundle savedInstanceState) {
         webView.loadUrl("file:///android_asset/overview.html");
         setContentView(webView);
     }
-
 }
diff --git a/app/src/main/java/com/termux/boot/BootJobService.java b/app/src/main/java/com/termux/boot/BootJobService.java
index 6483e64..a1a53fb 100644
--- a/app/src/main/java/com/termux/boot/BootJobService.java
+++ b/app/src/main/java/com/termux/boot/BootJobService.java
@@ -42,5 +42,4 @@ public boolean onStartJob(JobParameters params) {
     public boolean onStopJob(JobParameters params) {
         return true;
     }
-
 }
diff --git a/app/src/main/java/com/termux/boot/BootReceiver.java b/app/src/main/java/com/termux/boot/BootReceiver.java
index a9fd80a..9f7a265 100644
--- a/app/src/main/java/com/termux/boot/BootReceiver.java
+++ b/app/src/main/java/com/termux/boot/BootReceiver.java
@@ -12,7 +12,6 @@
 
 import java.io.File;
 import java.util.Arrays;
-import java.util.Comparator;
 
 public class BootReceiver extends BroadcastReceiver {
 
@@ -26,12 +25,7 @@ public void onReceive(Context context, Intent intent) {
         if (files == null) files = new File[0];
 
         // Sort files so that they get executed in a repeatable and logical order.
-        Arrays.sort(files, new Comparator<File>() {
-            @Override
-            public int compare(File f1, File f2) {
-                return f1.getName().compareTo(f2.getName());
-            }
-        });
+        Arrays.sort(files, (f1, f2) -> f1.getName().compareTo(f2.getName()));
 
         StringBuilder logMessage = new StringBuilder();
         for (File file : files) {
@@ -68,5 +62,4 @@ private static void ensureFileReadableAndExecutable(File file) {
         if (!file.canRead()) file.setReadable(true);
         if (!file.canExecute()) file.setExecutable(true);
     }
-
 }
diff --git a/build.gradle b/build.gradle
index 3955d3a..eefddd1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,19 +1,18 @@
 buildscript {
     repositories {
-        google()
         jcenter()
+		google()
     }
+
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.0'
+        classpath 'com.android.tools.build:gradle:3.1.4'
     }
 }
 
 allprojects {
     repositories {
         jcenter()
-        maven {
-            url "https://maven.google.com"
-        }
+		google()
     }
 }
 
diff --git a/gradle/wrapper/gradle-wrapper.jar b/gradle/wrapper/gradle-wrapper.jar
index 27768f1..1353677 100644
Binary files a/gradle/wrapper/gradle-wrapper.jar and b/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 62e1e30..5c1b6c9 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.3-bin.zip
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.10.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists