diff --git a/camera/ndk/include/camera/NdkCameraMetadata.h b/camera/ndk/include/camera/NdkCameraMetadata.h
index f2aec98617..bdb1587198 100644
--- a/camera/ndk/include/camera/NdkCameraMetadata.h
+++ b/camera/ndk/include/camera/NdkCameraMetadata.h
@@ -36,6 +36,7 @@
 #ifndef _NDK_CAMERA_METADATA_H
 #define _NDK_CAMERA_METADATA_H
 
+#include <stdint.h>
 #include <sys/cdefs.h>
 
 #include "NdkCameraError.h"