diff --git a/app/build.gradle b/app/build.gradle
index 9bf5dff..8ba834d 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -8,8 +8,8 @@ android {
         applicationId "com.github.axet.audiorecorder"
         minSdkVersion 16
         targetSdkVersion 23
-        versionCode 50
-        versionName "1.1.29"
+        versionCode 51
+        versionName "1.1.30"
     }
     signingConfigs {
         release {
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 68e5aa7..5480356 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
@@ -282,8 +282,9 @@ public class PitchView extends ViewGroup {
 
                 y += dp2px(2);
 
-                float left = data.get(end);
-                float right = data.get(end);
+                float dB = data.get(end) / RawSamples.MAXIMUM_DB;
+                float left = dB;
+                float right = dB;
 
                 float mid = getWidth() / 2f;