diff --git a/packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java b/packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java
index 78cd02f..ab61190 100644
--- a/packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java
+++ b/packages/SystemUI/shared/src/com/android/systemui/shared/system/QuickStepContract.java
@@ -347,7 +347,12 @@
         }
         // Disable back gesture on the hub, but not when the shade is showing.
         if ((sysuiStateFlags & SYSUI_STATE_COMMUNAL_HUB_SHOWING) != 0) {
-            return (sysuiStateFlags & SYSUI_STATE_NOTIFICATION_PANEL_VISIBLE) == 0;
+            // Use QS expanded signal as the notification panel is always considered visible
+            // expanded when on the lock screen and when opening hub over lock screen. This does
+            // mean that back gesture is disabled when opening shade over hub while in portrait
+            // mode, since QS is not expanded.
+            // TODO(b/370108274): allow back gesture on shade over hub in portrait
+            return (sysuiStateFlags & SYSUI_STATE_QUICK_SETTINGS_EXPANDED) == 0;
         }
         if ((sysuiStateFlags & SYSUI_STATE_ALLOW_GESTURE_IGNORING_BAR_VISIBILITY) != 0) {
             sysuiStateFlags &= ~SYSUI_STATE_NAV_BAR_HIDDEN;
diff --git a/packages/SystemUI/tests/src/com/android/systemui/shared/system/QuickStepContractTest.kt b/packages/SystemUI/tests/src/com/android/systemui/shared/system/QuickStepContractTest.kt
index 6254fb1..ef03fab 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/shared/system/QuickStepContractTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/shared/system/QuickStepContractTest.kt
@@ -21,7 +21,7 @@
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_BOUNCER_SHOWING
 import com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_COMMUNAL_HUB_SHOWING
-import com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_NOTIFICATION_PANEL_VISIBLE
+import com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_QUICK_SETTINGS_EXPANDED
 import com.google.common.truth.Truth.assertThat
 import kotlin.test.Test
 import org.junit.runner.RunWith
@@ -41,9 +41,9 @@
     }
 
     @Test
-    fun isBackGestureDisabled_hubAndShadeShowing() {
+    fun isBackGestureDisabled_hubAndQSExpanded() {
         val sysuiStateFlags =
-            SYSUI_STATE_COMMUNAL_HUB_SHOWING and SYSUI_STATE_NOTIFICATION_PANEL_VISIBLE
+            SYSUI_STATE_COMMUNAL_HUB_SHOWING and SYSUI_STATE_QUICK_SETTINGS_EXPANDED
 
         // Gestures are enabled because the shade shows over the hub.
         assertThat(