diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/VibrationActivity.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/VibrationActivity.java
index e8b85102..888fabae 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/VibrationActivity.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/activities/VibrationActivity.java
@@ -44,7 +44,9 @@ public class VibrationActivity extends GBActivity {
         seekBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
             @Override
             public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
-                LOG.info("changed to:" + progress);
+                if (progress > 0) { // 1-16
+                    progress = progress * 16 - 1; // max 255
+                }
                 GBApplication.deviceService().onSetConstantVibration(progress);
             }
 
diff --git a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/vibratissimo/VibratissimoSupport.java b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/vibratissimo/VibratissimoSupport.java
index ebe1d5e1..d72c144e 100644
--- a/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/vibratissimo/VibratissimoSupport.java
+++ b/app/src/main/java/nodomain/freeyourgadget/gadgetbridge/service/devices/vibratissimo/VibratissimoSupport.java
@@ -215,6 +215,7 @@ public class VibratissimoSupport extends AbstractBTLEDeviceSupport {
 
     @Override
     public void onSetConstantVibration(int intensity) {
+        getQueue().clear();
         BluetoothGattCharacteristic characteristic2 = getCharacteristic(UUID.fromString("00001526-1212-efde-1523-785feabcd123"));
         BluetoothGattCharacteristic characteristic1 = getCharacteristic(UUID.fromString("00001524-1212-efde-1523-785feabcd123"));
 
diff --git a/app/src/main/res/layout/activity_vibration.xml b/app/src/main/res/layout/activity_vibration.xml
index c8e3ee04..4a2a5ac6 100644
--- a/app/src/main/res/layout/activity_vibration.xml
+++ b/app/src/main/res/layout/activity_vibration.xml
@@ -10,7 +10,7 @@
     <SeekBar
         android:layout_width="match_parent"
         android:id="@+id/vibration_seekbar"
-        android:max="256"
+        android:max="16"
         android:scaleY="4.0"
         android:layout_height="wrap_content" />
 </LinearLayout>
\ No newline at end of file