diff --git a/app/src/main/java/io/github/wulkanowy/ui/main/MainActivity.java b/app/src/main/java/io/github/wulkanowy/ui/main/MainActivity.java
index f00f57c2..3fc03fca 100644
--- a/app/src/main/java/io/github/wulkanowy/ui/main/MainActivity.java
+++ b/app/src/main/java/io/github/wulkanowy/ui/main/MainActivity.java
@@ -5,6 +5,7 @@ import android.content.Intent;
 import android.graphics.Color;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
+import android.support.design.widget.AppBarLayout;
 import android.support.v7.app.ActionBar;
 import android.support.v7.widget.Toolbar;
 import android.view.View;
@@ -41,6 +42,9 @@ public class MainActivity extends BaseActivity implements MainContract.View,
     @BindView(R.id.main_activity_progress_bar)
     View progressBar;
 
+    @BindView(R.id.main_activity_appbar)
+    AppBarLayout appBar;
+
     @Named("Main")
     @Inject
     BasePagerAdapter pagerAdapter;
@@ -56,7 +60,7 @@ public class MainActivity extends BaseActivity implements MainContract.View,
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
-        setSupportActionBar((Toolbar) findViewById(R.id.toolbar));
+        setSupportActionBar((Toolbar) findViewById(R.id.main_activity_toolbar));
         injectViews();
 
         presenter.attachView(this, getIntent().getIntExtra(EXTRA_CARD_ID_KEY, -1));
@@ -88,6 +92,7 @@ public class MainActivity extends BaseActivity implements MainContract.View,
     @Override
     public boolean onTabSelected(int position, boolean wasSelected) {
         presenter.onTabSelected(position, wasSelected);
+        appBar.setExpanded(true, true);
         return true;
     }
 
diff --git a/app/src/main/java/io/github/wulkanowy/ui/main/settings/AboutScreen.java b/app/src/main/java/io/github/wulkanowy/ui/main/settings/AboutScreen.java
deleted file mode 100644
index fe677de4..00000000
--- a/app/src/main/java/io/github/wulkanowy/ui/main/settings/AboutScreen.java
+++ /dev/null
@@ -1,67 +0,0 @@
-package io.github.wulkanowy.ui.main.settings;
-
-import android.content.Intent;
-import android.net.Uri;
-import android.os.Bundle;
-import android.support.v7.preference.Preference;
-import android.widget.Toast;
-
-import com.google.android.gms.oss.licenses.OssLicensesMenuActivity;
-
-import io.github.wulkanowy.BuildConfig;
-import io.github.wulkanowy.R;
-import io.github.wulkanowy.utils.AppConstant;
-
-public class AboutScreen extends SettingsFragment {
-
-    public static final String SHARED_KEY_ABOUT_VERSION = "about_version";
-
-    public static final String SHARED_KEY_ABOUT_LICENSES = "about_osl";
-
-    public static final String SHARED_KEY_ABOUT_REPO = "about_repo";
-
-    private Preference.OnPreferenceClickListener onProgrammerListener = new Preference.OnPreferenceClickListener() {
-        private int clicks = 0;
-
-        @Override
-        public boolean onPreferenceClick(Preference preference) {
-            Toast.makeText(getActivity(), getVersionToast(clicks++), Toast.LENGTH_SHORT).show();
-            return true;
-        }
-
-        private int getVersionToast(int click) {
-            if (0 == click) {
-                return R.string.about_programmer_step1;
-            }
-
-            if (1 == click) {
-                return R.string.about_programmer_step2;
-            }
-
-            if (9 > click) {
-                return R.string.about_programmer_step3;
-            }
-
-            return R.string.about_programmer;
-        }
-    };
-
-    public AboutScreen() {
-        // silence is golden
-    }
-
-    @Override
-    public void onCreate(final Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        findPreference(SHARED_KEY_ABOUT_VERSION).setSummary(BuildConfig.VERSION_NAME);
-        findPreference(SHARED_KEY_ABOUT_VERSION).setOnPreferenceClickListener(onProgrammerListener);
-        findPreference(SHARED_KEY_ABOUT_REPO).setIntent(new Intent(Intent.ACTION_VIEW, Uri.parse(AppConstant.REPO_URL)));
-        findPreference(SHARED_KEY_ABOUT_LICENSES).setIntent(new Intent(getActivity(), OssLicensesMenuActivity.class)
-                .putExtra("title", getString(R.string.pref_about_osl)));
-    }
-
-    @Override
-    public void onCreatePreferences(Bundle bundle, String rootKey) {
-        setPreferencesFromResource(R.xml.preferences, rootKey);
-    }
-}
diff --git a/app/src/main/java/io/github/wulkanowy/ui/main/settings/SettingsFragment.java b/app/src/main/java/io/github/wulkanowy/ui/main/settings/SettingsFragment.java
index e08a4902..661706c0 100644
--- a/app/src/main/java/io/github/wulkanowy/ui/main/settings/SettingsFragment.java
+++ b/app/src/main/java/io/github/wulkanowy/ui/main/settings/SettingsFragment.java
@@ -1,18 +1,23 @@
 package io.github.wulkanowy.ui.main.settings;
 
+import android.content.Intent;
 import android.content.SharedPreferences;
+import android.net.Uri;
 import android.os.Bundle;
 import android.support.v4.app.Fragment;
-import android.support.v4.app.FragmentTransaction;
+import android.support.v7.preference.Preference;
 import android.support.v7.preference.PreferenceFragmentCompat;
-import android.support.v7.preference.PreferenceScreen;
+import android.widget.Toast;
 
+import com.google.android.gms.oss.licenses.OssLicensesMenuActivity;
+
+import io.github.wulkanowy.BuildConfig;
 import io.github.wulkanowy.R;
 import io.github.wulkanowy.services.jobs.SyncJob;
+import io.github.wulkanowy.utils.AppConstant;
 
 public class SettingsFragment extends PreferenceFragmentCompat
-        implements SharedPreferences.OnSharedPreferenceChangeListener,
-        PreferenceFragmentCompat.OnPreferenceStartScreenCallback{
+        implements SharedPreferences.OnSharedPreferenceChangeListener {
 
     public static final String SHARED_KEY_START_TAB = "startup_tab";
 
@@ -28,6 +33,38 @@ public class SettingsFragment extends PreferenceFragmentCompat
 
     public static final String SHARED_KEY_SERVICES_MOBILE_DISABLED = "services_disable_mobile";
 
+    public static final String SHARED_KEY_ABOUT_VERSION = "about_version";
+
+    public static final String SHARED_KEY_ABOUT_LICENSES = "about_osl";
+
+    public static final String SHARED_KEY_ABOUT_REPO = "about_repo";
+
+    private Preference.OnPreferenceClickListener onProgrammerListener = new Preference.OnPreferenceClickListener() {
+        private int clicks = 0;
+
+        @Override
+        public boolean onPreferenceClick(Preference preference) {
+            Toast.makeText(getActivity(), getVersionToast(clicks++), Toast.LENGTH_SHORT).show();
+            return true;
+        }
+
+        private int getVersionToast(int click) {
+            if (0 == click) {
+                return R.string.about_programmer_step1;
+            }
+
+            if (1 == click) {
+                return R.string.about_programmer_step2;
+            }
+
+            if (9 > click) {
+                return R.string.about_programmer_step3;
+            }
+
+            return R.string.about_programmer;
+        }
+    };
+
     @Override
     public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
         addPreferencesFromResource(R.xml.preferences);
@@ -36,6 +73,12 @@ public class SettingsFragment extends PreferenceFragmentCompat
     @Override
     public void onCreate(final Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+
+        findPreference(SHARED_KEY_ABOUT_VERSION).setSummary(BuildConfig.VERSION_NAME);
+        findPreference(SHARED_KEY_ABOUT_VERSION).setOnPreferenceClickListener(onProgrammerListener);
+        findPreference(SHARED_KEY_ABOUT_REPO).setIntent(new Intent(Intent.ACTION_VIEW, Uri.parse(AppConstant.REPO_URL)));
+        findPreference(SHARED_KEY_ABOUT_LICENSES).setIntent(new Intent(getActivity(), OssLicensesMenuActivity.class)
+                .putExtra("title", getString(R.string.pref_about_osl)));
     }
 
     @Override
@@ -43,21 +86,6 @@ public class SettingsFragment extends PreferenceFragmentCompat
         return this;
     }
 
-    @Override
-    public boolean onPreferenceStartScreen(PreferenceFragmentCompat preferenceFragmentCompat,
-                                           PreferenceScreen preferenceScreen) {
-        FragmentTransaction ft = getActivity().getSupportFragmentManager().beginTransaction();
-        AboutScreen fragment = new AboutScreen();
-        Bundle args = new Bundle();
-        args.putString(PreferenceFragmentCompat.ARG_PREFERENCE_ROOT, preferenceScreen.getKey());
-        fragment.setArguments(args);
-        ft.add(R.id.main_activity_container, fragment, preferenceScreen.getKey());
-        ft.addToBackStack(preferenceScreen.getKey());
-        ft.commit();
-
-        return true;
-    }
-
     @Override
     public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {
         if (key.equals(SHARED_KEY_SERVICES_ENABLE) || key.equals(SHARED_KEY_SERVICES_INTERVAL)
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index f9201ad4..3f8473d8 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,37 +1,28 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/main_activity_container"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:orientation="vertical"
-    android:weightSum="1"
-    tools:context="io.github.wulkanowy.ui.main.MainActivity"
-    >
-
-    <android.support.design.widget.AppBarLayout
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar"
-        >
-
-        <android.support.v7.widget.Toolbar
-            android:id="@+id/toolbar"
-            android:layout_width="match_parent"
-            android:layout_height="?attr/actionBarSize"
-            android:background="?attr/colorPrimary"
-            app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
-            />
-
-    </android.support.design.widget.AppBarLayout>
+    android:baselineAligned="false"
+    android:weightSum="1">
 
     <android.support.design.widget.CoordinatorLayout
-        android:layout_width="match_parent"
-        android:layout_height="0dp"
-        android:layout_weight="1"
-        app:layout_behavior="android.support.design.widget.AppBarLayout$ScrollingViewBehavior"
-        >
+        android:layout_width="0dp"
+        android:layout_height="match_parent"
+        android:layout_weight="1">
+
+        <android.support.design.widget.AppBarLayout
+            android:id="@+id/main_activity_appbar"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+            <android.support.v7.widget.Toolbar
+                android:id="@+id/main_activity_toolbar"
+                android:layout_width="match_parent"
+                android:layout_height="?attr/actionBarSize"
+                app:layout_scrollFlags="scroll|enterAlways" />
+        </android.support.design.widget.AppBarLayout>
 
         <RelativeLayout
             android:id="@+id/main_activity_progress_bar"
@@ -49,7 +40,8 @@
             android:id="@+id/main_activity_view_pager"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_marginBottom="@dimen/bottom_navigation_height" />
+            android:layout_marginBottom="@dimen/bottom_navigation_height"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
 
         <com.aurelhubert.ahbottomnavigation.AHBottomNavigation
             android:id="@+id/main_activity_nav"
@@ -58,5 +50,4 @@
             android:layout_gravity="bottom" />
 
     </android.support.design.widget.CoordinatorLayout>
-
-</LinearLayout>
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/xml/preferences.xml b/app/src/main/res/xml/preferences.xml
index a2b1b368..300bc0f3 100644
--- a/app/src/main/res/xml/preferences.xml
+++ b/app/src/main/res/xml/preferences.xml
@@ -11,13 +11,13 @@
         <SwitchPreference
             android:defaultValue="false"
             android:key="grades_summary"
-            android:title="@string/pref_grades_summary_line_show"
-            android:summary="@string/required_restart" />
+            android:summary="@string/required_restart"
+            android:title="@string/pref_grades_summary_line_show" />
         <SwitchPreference
             android:defaultValue="true"
             android:key="attendance_present"
-            android:title="@string/pref_attendance_present_show"
-            android:summary="@string/required_restart" />
+            android:summary="@string/required_restart"
+            android:title="@string/pref_attendance_present_show" />
     </PreferenceCategory>
     <PreferenceCategory android:title="@string/pref_services_header">
         <SwitchPreference
@@ -34,9 +34,9 @@
             android:title="@string/pref_services_interval" />
         <SwitchPreference
             android:defaultValue="false"
+            android:dependency="services_enable"
             android:key="services_disable_mobile"
-            android:title="@string/pref_services_mobile_data"
-            android:dependency="services_enable" />
+            android:title="@string/pref_services_mobile_data" />
     </PreferenceCategory>
     <PreferenceCategory android:title="@string/pref_notify_header">
         <SwitchPreference
@@ -45,27 +45,16 @@
             android:key="notify_enable"
             android:title="@string/pref_notify_switch" />
     </PreferenceCategory>
-    <PreferenceCategory android:title="@string/pref_about_header">
-        <PreferenceScreen
-            android:key="pref_about"
-            android:title="@string/pref_about"
-            android:persistent="false">
-            <PreferenceCategory android:title="@string/pref_about">
-                <Preference
-                    android:selectable="false"
-                    android:summary="@string/pref_about_summary"/>
-                <Preference
-                    android:key="about_version"
-                    android:title="@string/pref_about_version"/>
-                <Preference
-                    android:key="about_osl"
-                    android:title="@string/pref_about_osl"
-                    android:summary="@string/pref_about_osl_summary"/>
-                <Preference
-                    android:key="about_repo"
-                    android:title="@string/pref_about_support">
-                </Preference>
-            </PreferenceCategory>
-        </PreferenceScreen>
+    <PreferenceCategory android:title="@string/pref_about">
+        <Preference
+            android:key="about_version"
+            android:title="@string/pref_about_version" />
+        <Preference
+            android:key="about_osl"
+            android:summary="@string/pref_about_osl_summary"
+            android:title="@string/pref_about_osl" />
+        <Preference
+            android:key="about_repo"
+            android:title="@string/pref_about_support" />
     </PreferenceCategory>
 </PreferenceScreen>
diff --git a/build.gradle b/build.gradle
index 6af8545e..760fb09f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,12 +1,12 @@
 buildscript {
     repositories {
-        jcenter()
         mavenCentral()
         google()
+        jcenter()
         maven { url "https://plugins.gradle.org/m2/" }
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.1.2'
+        classpath 'com.android.tools.build:gradle:3.1.3'
         classpath "org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:2.6.2"
         classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.8.0'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:2.1'
@@ -70,9 +70,9 @@ ext {
 
 allprojects {
     repositories {
-        jcenter()
         mavenCentral()
         google()
+        jcenter()
         maven { url "https://jitpack.io" }
     }
 }