diff --git a/app/build.gradle b/app/build.gradle
index a75cb68..13d7fba 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -2,7 +2,7 @@ apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 25
-    buildToolsVersion "25.0.0"
+    buildToolsVersion "25.0.2"
 
     defaultConfig {
         applicationId "com.github.axet.audiorecorder"
@@ -38,10 +38,10 @@ android {
 dependencies {
     compile fileTree(dir: 'libs', include: ['*.jar'])
     testCompile 'junit:junit:4.12'
-    compile 'com.android.support:appcompat-v7:25.1.0'
-    compile 'com.android.support:support-v4:25.1.0'
-    compile 'com.android.support:design:25.1.0'
+    compile 'com.android.support:appcompat-v7:25.1.1'
+    compile 'com.android.support:support-v4:25.1.1'
+    compile 'com.android.support:design:25.1.1'
     compile 'com.google.android.gms:play-services-appindexing:9.8.0'
     compile 'org.apache.commons:commons-math3:3.6.1'
-    compile 'com.github.axet:android-library:1.6.9' // compile project(':android-library')
+    compile 'com.github.axet:android-library:1.7.4' // compile project(':android-library')
 }
diff --git a/app/src/main/java/com/github/axet/audiorecorder/activities/MainActivity.java b/app/src/main/java/com/github/axet/audiorecorder/activities/MainActivity.java
index ec6dbf7..7e9648e 100644
--- a/app/src/main/java/com/github/axet/audiorecorder/activities/MainActivity.java
+++ b/app/src/main/java/com/github/axet/audiorecorder/activities/MainActivity.java
@@ -631,7 +631,9 @@ public class MainActivity extends AppCompatActivity implements AbsListView.OnScr
         }
     }
 
-    public static final String[] PERMISSIONS = new String[]{Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE};
+    public static final String READ_EXTERNAL_STORAGE = "android.permission.READ_EXTERNAL_STORAGE"; // Manifest.permission.READ_EXTERNAL_STORAGE
+
+    public static final String[] PERMISSIONS = new String[]{READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE};
 
     boolean permitted(String[] ss) {
         if (Build.VERSION.SDK_INT < 11)
diff --git a/app/src/main/java/com/github/axet/audiorecorder/widgets/PitchView.java b/app/src/main/java/com/github/axet/audiorecorder/widgets/PitchView.java
index 43ce578..c3816c3 100644
--- a/app/src/main/java/com/github/axet/audiorecorder/widgets/PitchView.java
+++ b/app/src/main/java/com/github/axet/audiorecorder/widgets/PitchView.java
@@ -137,10 +137,8 @@ public class PitchView extends ViewGroup {
         @Override
         void post(long delay) {
             if (delay < slow) {
-                Log.d(TAG, "fallback " + delay + " " + slow);
                 this.fallback.run();
             } else {
-                Log.d(TAG, "run " + delay + " " + slow);
                 this.run.run();
             }
             if (delay > 0)
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 45295e7..6ce0794 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -18,9 +18,7 @@
             android:layout_height="?attr/actionBarSize"
             android:background="?attr/colorPrimary"
             android:theme="@style/AppThemeLight.AppBarOverlay"
-            app:layout_scrollFlags="scroll|enterAlways"
             app:popupTheme="@style/AppThemeLight.PopupOverlay" />
-
     </android.support.design.widget.AppBarLayout>
 
     <include layout="@layout/content_main" />