diff --git a/app/src/main/java/org/mozilla/fenix/tabstray/TabSheetBehaviorManager.kt b/app/src/main/java/org/mozilla/fenix/tabstray/TabSheetBehaviorManager.kt
index ca960f16fe..aec0e416cd 100644
--- a/app/src/main/java/org/mozilla/fenix/tabstray/TabSheetBehaviorManager.kt
+++ b/app/src/main/java/org/mozilla/fenix/tabstray/TabSheetBehaviorManager.kt
@@ -93,7 +93,7 @@ internal class TraySheetBehaviorCallback(
             trayInteractor.onTabTrayDismissed()
         } else if (newState == BottomSheetBehavior.STATE_HALF_EXPANDED) {
             // We only support expanded and collapsed states.
-            // But why??
+            // Otherwise the tray may be left in an unusable state. See #14980.
             behavior.state = STATE_HIDDEN
         }
     }