diff --git a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
index 0bcdb19..6cbe171 100644
--- a/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
+++ b/quickstep/tests/src/com/android/quickstep/TaplTestsQuickstep.java
@@ -355,6 +355,8 @@
     public void testPressBack() throws Exception {
         InstrumentationRegistry.getInstrumentation().getUiAutomation().adoptShellPermissionIdentity(
                 READ_DEVICE_CONFIG_PERMISSION);
+        // Debug if we need to goHome to prevent wrong previous state b/315525621
+        mLauncher.goHome();
         assumeFalse(FeatureFlags.ENABLE_BACK_SWIPE_LAUNCHER_ANIMATION.get());
         mLauncher.getWorkspace().switchToAllApps();
         mLauncher.pressBack();