diff --git a/packages/SystemUI/src/com/android/systemui/media/MediaControlPanel.java b/packages/SystemUI/src/com/android/systemui/media/MediaControlPanel.java
index 50081001e65a92c6fb8800b4de84452ea5c2b9e8..d5a28378c993818a3659b1d20b524271d53acc1e 100644
--- a/packages/SystemUI/src/com/android/systemui/media/MediaControlPanel.java
+++ b/packages/SystemUI/src/com/android/systemui/media/MediaControlPanel.java
@@ -257,16 +257,18 @@ public class MediaControlPanel {
         rect.setColor(Color.TRANSPARENT);
 
         final MediaDeviceData device = data.getDevice();
+        int seamlessId = mViewHolder.getSeamless().getId();
         if (device != null && !device.getEnabled()) {
             mViewHolder.getSeamless().setEnabled(false);
-            // TODO(b/156875717): setEnabled should cause the alpha to change.
-            mViewHolder.getSeamless().setAlpha(0.38f);
+            expandedSet.setAlpha(seamlessId, 0.38f);
+            collapsedSet.setAlpha(seamlessId, 0.38f);
             iconView.setImageResource(R.drawable.ic_hardware_speaker);
             iconView.setVisibility(View.VISIBLE);
             deviceName.setText(R.string.media_seamless_remote_device);
         } else if (device != null) {
             mViewHolder.getSeamless().setEnabled(true);
-            mViewHolder.getSeamless().setAlpha(1f);
+            expandedSet.setAlpha(seamlessId, 1.0f);
+            collapsedSet.setAlpha(seamlessId, 1.0f);
             Drawable icon = device.getIcon();
             iconView.setVisibility(View.VISIBLE);
 
@@ -282,7 +284,8 @@ public class MediaControlPanel {
             // Reset to default
             Log.w(TAG, "device is null. Not binding output chip.");
             mViewHolder.getSeamless().setEnabled(true);
-            mViewHolder.getSeamless().setAlpha(1f);
+            expandedSet.setAlpha(seamlessId, 1.0f);
+            collapsedSet.setAlpha(seamlessId, 1.0f);
             iconView.setVisibility(View.GONE);
             deviceName.setText(com.android.internal.R.string.ext_media_seamless_action);
         }
diff --git a/packages/SystemUI/src/com/android/systemui/util/animation/TransitionLayout.kt b/packages/SystemUI/src/com/android/systemui/util/animation/TransitionLayout.kt
index 701ff5ecf8a19cf6a7241cd2577169de6175c9e8..806d9d8e158a0d6e9c31af819101f27e082c4e5d 100644
--- a/packages/SystemUI/src/com/android/systemui/util/animation/TransitionLayout.kt
+++ b/packages/SystemUI/src/com/android/systemui/util/animation/TransitionLayout.kt
@@ -37,6 +37,7 @@ class TransitionLayout @JvmOverloads constructor(
 ) : ConstraintLayout(context, attrs, defStyleAttr) {
 
     private val originalGoneChildrenSet: MutableSet<Int> = mutableSetOf()
+    private val originalViewAlphas: MutableMap<Int, Float> = mutableMapOf()
     private var measureAsConstraint: Boolean = false
     private var currentState: TransitionViewState = TransitionViewState()
     private var updateScheduled = false
@@ -67,6 +68,7 @@ class TransitionLayout @JvmOverloads constructor(
             if (child.visibility == GONE) {
                 originalGoneChildrenSet.add(child.id)
             }
+            originalViewAlphas[child.id] = child.alpha
         }
     }
 
@@ -198,6 +200,8 @@ class TransitionLayout @JvmOverloads constructor(
             if (originalGoneChildrenSet.contains(child.id)) {
                 child.visibility = View.GONE
             }
+            // Reset the alphas, to only have the alphas present from the constraintset
+            child.alpha = originalViewAlphas[child.id] ?: 1.0f
         }
         // Let's now apply the constraintSet to get the full state
         constraintSet.applyTo(this)