diff --git a/app/src/main/java/org/lineageos/recorder/service/HighQualityRecorder.java b/app/src/main/java/org/lineageos/recorder/service/HighQualityRecorder.java
index 14a6aa4a..055fb415 100644
--- a/app/src/main/java/org/lineageos/recorder/service/HighQualityRecorder.java
+++ b/app/src/main/java/org/lineageos/recorder/service/HighQualityRecorder.java
@@ -155,7 +155,7 @@ private void recordingThreadImpl() {
                             if (status != 0) {
                                 if (mTrackAmplitude.get()) {
                                     for (int i = 0; i < status; i = i + 2) {
-                                        int value = Math.abs(data[i] & 0xff | data[i + 1] << 8);
+                                        int value = Math.abs(data[i] | data[i + 1] << 8);
                                         if (mMaxAmplitude < value) {
                                             mMaxAmplitude = value;
                                         }