diff --git a/packages/SystemUI/src/com/android/systemui/classifier/FalsingManager.java b/packages/SystemUI/src/com/android/systemui/classifier/FalsingManager.java
index 913e781..a265a5e 100644
--- a/packages/SystemUI/src/com/android/systemui/classifier/FalsingManager.java
+++ b/packages/SystemUI/src/com/android/systemui/classifier/FalsingManager.java
@@ -28,6 +28,7 @@
 import android.os.PowerManager;
 import android.os.UserHandle;
 import android.provider.Settings;
+import android.view.InputDevice;
 import android.view.MotionEvent;
 import android.view.accessibility.AccessibilityManager;
 
@@ -74,6 +75,7 @@
     private boolean mEnforceBouncer = false;
     private boolean mBouncerOn = false;
     private boolean mSessionActive = false;
+    private boolean mIsTouchScreen = true;
     private int mState = StatusBarState.SHADE;
     private boolean mScreenOn;
     private boolean mShowingAod;
@@ -236,6 +238,11 @@
             // already sufficiently prevents false unlocks.
             return false;
         }
+        if (!mIsTouchScreen) {
+            // Unlocking with input devices besides the touchscreen should already be sufficiently
+            // anti-falsed.
+            return false;
+        }
         return mHumanInteractionClassifier.isFalseTouch();
     }
 
@@ -450,6 +457,9 @@
     }
 
     public void onTouchEvent(MotionEvent event, int width, int height) {
+        if (event.getAction() == MotionEvent.ACTION_DOWN) {
+            mIsTouchScreen = event.isFromSource(InputDevice.SOURCE_TOUCHSCREEN);
+        }
         if (mSessionActive && !mBouncerOn) {
             mDataCollector.onTouchEvent(event, width, height);
             mHumanInteractionClassifier.onTouchEvent(event);