diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
index 82b455d..ebe057c 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarBackgroundRenderer.kt
@@ -50,6 +50,7 @@
     private val fullRightCornerRadius = context.rightCornerRadius.toFloat()
     private var leftCornerRadius = fullLeftCornerRadius
     private var rightCornerRadius = fullRightCornerRadius
+    private var widthInsetPercentage = 0f
     private val square: Path = Path()
     private val circle: Path = Path()
     private val invertedLeftCornerPath: Path = Path()
@@ -157,12 +158,22 @@
                 transientBackgroundBounds.right - halfWidthDelta,
                 bottom
             )
+            val horizontalInset = fullWidth * widthInsetPercentage
+            lastDrawnTransientRect.inset(horizontalInset, 0f)
 
             canvas.drawRoundRect(lastDrawnTransientRect, radius, radius, paint)
         }
         canvas.restore()
     }
 
+    /**
+     * Sets the width percentage to inset the transient taskbar's background from the left and from
+     * the right.
+     */
+    fun setBackgroundHorizontalInsets(insetPercentage: Float) {
+        widthInsetPercentage = insetPercentage
+    }
+
     companion object {
         const val DEFAULT_ROUNDNESS = 1f
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java
index 1b3972d..c53460d 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayer.java
@@ -200,4 +200,13 @@
         }
         return super.dispatchKeyEvent(event);
     }
+
+    /**
+     * Sets the width percentage to inset the transient taskbar's background from the left and from
+     * the right.
+     */
+    public void setBackgroundHorizontalInsets(float insetPercentage) {
+        mBackgroundRenderer.setBackgroundHorizontalInsets(insetPercentage);
+        invalidate();
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
index 7f88794..01cac2b 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarDragLayerController.java
@@ -183,6 +183,15 @@
                 mLastSetBackgroundAlpha * (1 - mBgOffset.value));
     }
 
+    /**
+     * Sets the width percentage to inset the transient taskbar's background from the left and from
+     * the right.
+     */
+    public void setBackgroundHorizontalInsets(float insetPercentage) {
+        mTaskbarDragLayer.setBackgroundHorizontalInsets(insetPercentage);
+
+    }
+
     @Override
     public void dumpLogs(String prefix, PrintWriter pw) {
         pw.println(prefix + "TaskbarDragLayerController:");
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarUnfoldAnimationController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarUnfoldAnimationController.java
index 4c937a7..f12d518 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarUnfoldAnimationController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarUnfoldAnimationController.java
@@ -33,11 +33,14 @@
 public class TaskbarUnfoldAnimationController implements
         TaskbarControllers.LoggableTaskbarController {
 
+    private static final float MAX_WIDTH_INSET_FRACTION = 0.035f;
+
     private final ScopedUnfoldTransitionProgressProvider mScopedUnfoldTransitionProgressProvider;
     private final NaturalRotationUnfoldProgressProvider mNaturalUnfoldTransitionProgressProvider;
     private final UnfoldMoveFromCenterAnimator mMoveFromCenterAnimator;
     private final TransitionListener mTransitionListener = new TransitionListener();
     private TaskbarViewController mTaskbarViewController;
+    private TaskbarDragLayerController mTaskbarDragLayerController;
 
     public TaskbarUnfoldAnimationController(BaseTaskbarContext context,
             ScopedUnfoldTransitionProgressProvider source,
@@ -63,6 +66,7 @@
         mTaskbarViewController.addOneTimePreDrawListener(() ->
                 mScopedUnfoldTransitionProgressProvider.setReadyToHandleTransition(true));
         mNaturalUnfoldTransitionProgressProvider.addCallback(mTransitionListener);
+        mTaskbarDragLayerController = taskbarControllers.taskbarDragLayerController;
     }
 
     /**
@@ -99,11 +103,14 @@
         public void onTransitionFinished() {
             mMoveFromCenterAnimator.onTransitionFinished();
             mMoveFromCenterAnimator.clearRegisteredViews();
+            mTaskbarDragLayerController.setBackgroundHorizontalInsets(0f);
         }
 
         @Override
         public void onTransitionProgress(float progress) {
             mMoveFromCenterAnimator.onTransitionProgress(progress);
+            float insetPercentage = (1 - progress) * MAX_WIDTH_INSET_FRACTION;
+            mTaskbarDragLayerController.setBackgroundHorizontalInsets(insetPercentage);
         }
     }
 }