diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index aab8331..786d2bb 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -4149,6 +4149,16 @@
             flags |= eTraversalNeeded;
         }
     }
+    if (what & layer_state_t::eDropInputModeChanged) {
+        if (privileged) {
+            if (layer->setDropInputMode(s.dropInputMode)) {
+                flags |= eTraversalNeeded;
+                mInputInfoChanged = true;
+            }
+        } else {
+            ALOGE("Attempt to update InputPolicyFlags without permission ACCESS_SURFACE_FLINGER");
+        }
+    }
     // This has to happen after we reparent children because when we reparent to null we remove
     // child layers from current state and remove its relative z. If the children are reparented in
     // the same transaction, then we have to make sure we reparent the children first so we do not