diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/WindowTransformSwipeHandler.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/WindowTransformSwipeHandler.java
index ac7ba3f..4f351ba 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/WindowTransformSwipeHandler.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/WindowTransformSwipeHandler.java
@@ -976,7 +976,7 @@
             if (Math.abs(endVelocity) > minFlingVelocity && mTransitionDragLength > 0) {
                 if (endTarget == RECENTS && mMode != Mode.NO_BUTTON) {
                     Interpolators.OvershootParams overshoot = new Interpolators.OvershootParams(
-                            startShift, endShift, endShift, velocityPxPerMs.y,
+                            startShift, endShift, endShift, endVelocity / 1000,
                             mTransitionDragLength);
                     endShift = overshoot.end;
                     interpolator = overshoot.interpolator;
diff --git a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
index 9e3bf2f..885fdbf 100644
--- a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
+++ b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
@@ -17,7 +17,6 @@
 package com.android.quickstep;
 
 import static com.android.launcher3.ui.TaplTestsLauncher3.getAppPackageName;
-
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
@@ -208,7 +207,7 @@
 
     @Test
     @NavigationModeSwitch
-//    @PortraitLandscape
+    @PortraitLandscape
     public void testBackground() throws Exception {
         startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR));
         final Background background = mLauncher.getBackground();
diff --git a/src/com/android/launcher3/anim/Interpolators.java b/src/com/android/launcher3/anim/Interpolators.java
index b169cb8..8443231 100644
--- a/src/com/android/launcher3/anim/Interpolators.java
+++ b/src/com/android/launcher3/anim/Interpolators.java
@@ -144,7 +144,8 @@
     public static Interpolator clampToProgress(Interpolator interpolator, float lowerBound,
             float upperBound) {
         if (upperBound <= lowerBound) {
-            throw new IllegalArgumentException("lowerBound must be less than upperBound");
+            throw new IllegalArgumentException(String.format(
+                    "lowerBound (%f) must be less than upperBound (%f)", lowerBound, upperBound));
         }
         return t -> {
             if (t < lowerBound) {