diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 9a5173b..6b56138 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -205,6 +205,7 @@
 
     mOwnerUid = args.ownerUid;
     mOwnerPid = args.ownerPid;
+    mOwnerAppId = mOwnerUid % PER_USER_RANGE;
 
     mPremultipliedAlpha = !(args.flags & ISurfaceComposerClient::eNonPremultiplied);
     mPotentialCursor = args.flags & ISurfaceComposerClient::eCursorWindow;
@@ -4388,7 +4389,7 @@
 
     // If the damage region is a small dirty, this could give the hint for the layer history that
     // it could suppress the heuristic rate when calculating.
-    mSmallDirty = mFlinger->mScheduler->isSmallDirtyArea(mOwnerUid,
+    mSmallDirty = mFlinger->mScheduler->isSmallDirtyArea(mOwnerAppId,
                                                          bounds.getWidth() * bounds.getHeight());
 }