diff --git a/core/src/zero1hd/polyjet/audio/AudioAnalyzer.java b/core/src/zero1hd/polyjet/audio/AudioAnalyzer.java
index f7d009b..1381cd5 100755
--- a/core/src/zero1hd/polyjet/audio/AudioAnalyzer.java
+++ b/core/src/zero1hd/polyjet/audio/AudioAnalyzer.java
@@ -284,8 +284,8 @@ public class AudioAnalyzer {
 	}
 	
 	public void runThresholdCleaning(float rangeModifier) {
-		this.bassThresholdMultiplier /= rangeModifier;
-		this.umThresholdMultiplier /= rangeModifier;
+		this.bassThresholdMultiplier -= rangeModifier;
+		this.umThresholdMultiplier -= rangeModifier;
 		work = true;
 		Thread thresholdClean = new Thread(thresholdCalculator);
 		thresholdClean.start();
diff --git a/core/src/zero1hd/polyjet/audio/map/GamePlayMap.java b/core/src/zero1hd/polyjet/audio/map/GamePlayMap.java
index de00693..f5f730e 100755
--- a/core/src/zero1hd/polyjet/audio/map/GamePlayMap.java
+++ b/core/src/zero1hd/polyjet/audio/map/GamePlayMap.java
@@ -69,7 +69,7 @@ public class GamePlayMap {
 	/**
 	 * use this to add rest for current index position
 	 */
-	public void addRestToMap() {
+	public void addNullToMap() {
 		if (building) {
 			spawnList.add(null);
 		}
diff --git a/core/src/zero1hd/polyjet/audio/map/RhythmMapAlgorithm.java b/core/src/zero1hd/polyjet/audio/map/RhythmMapAlgorithm.java
index 60ff262..c273678 100755
--- a/core/src/zero1hd/polyjet/audio/map/RhythmMapAlgorithm.java
+++ b/core/src/zero1hd/polyjet/audio/map/RhythmMapAlgorithm.java
@@ -67,8 +67,9 @@ public class RhythmMapAlgorithm implements Runnable {
 								speedMod*(Polyjet.GAME_AREA_HEIGHT/3)/avgBPS);
 					}
 				}
+								
 			} else {
-				map.addRestToMap();
+				map.addNullToMap();
 			}
 			
 			progress = (int) (100f*index/bassPeaks.size);
diff --git a/core/src/zero1hd/polyjet/ui/pages/AnalyzePage.java b/core/src/zero1hd/polyjet/ui/pages/AnalyzePage.java
index 01721af..32f8a5f 100755
--- a/core/src/zero1hd/polyjet/ui/pages/AnalyzePage.java
+++ b/core/src/zero1hd/polyjet/ui/pages/AnalyzePage.java
@@ -85,9 +85,6 @@ public class AnalyzePage extends Page implements MiniListener {
 			@Override
 			public void changed(ChangeEvent event, Actor actor) {
 				speedModifierTitle.setText("Speed Modifier: " + speedModifier.getValue());
-				if (audioAnalyzer.containsData()) {
-					audioAnalyzer.runThresholdCleaning(sensitivityRating.getValue());
-				}
 			}
 		});
 		speedModifierTitle = new Label("Speed Modifier: " + speedModifier.getValue(), skin, "sub-font", skin.getColor("default"));
@@ -109,7 +106,7 @@ public class AnalyzePage extends Page implements MiniListener {
 		healthModifierTitle = new Label("Health modifier: " + healthModifier.getValue(), skin, "sub-font", skin.getColor("default"));
 		difficultyTable.add(healthModifierTitle);
 		difficultyTable.row();
-		difficultyTable.add(healthModifier).fillX();
+		difficultyTable.add(healthModifier).fillX().spaceBottom(15f);
 		
 		difficultyTable.row();
 		
@@ -121,7 +118,7 @@ public class AnalyzePage extends Page implements MiniListener {
 				info[2].setText("Confirmed.");
 				confirmed = true;
 				confirmDiffButton.setDisabled(true);
-				if (audioAnalyzer.containsData()) {
+				if (audioAnalyzer.containsData() ) {
 					finalizeData();
 				}
 			}