diff --git a/core/jni/android_view_SurfaceControl.cpp b/core/jni/android_view_SurfaceControl.cpp
index 8b82314..497f00c 100644
--- a/core/jni/android_view_SurfaceControl.cpp
+++ b/core/jni/android_view_SurfaceControl.cpp
@@ -166,7 +166,7 @@
             buffer->getWidth(),
             buffer->getHeight(),
             buffer->getPixelFormat(),
-            buffer->getUsage(),
+            (jint)buffer->getUsage(),
             (jlong)buffer.get());
 }