diff --git a/src/v4l2/v4l2_camera_proxy.cpp b/src/v4l2/v4l2_camera_proxy.cpp
index 7262453..5acb036 100644
--- a/src/v4l2/v4l2_camera_proxy.cpp
+++ b/src/v4l2/v4l2_camera_proxy.cpp
@@ -355,6 +355,7 @@ int V4L2CameraProxy::vidioc_reqbufs(V4L2CameraFile *file, struct v4l2_requestbuf
 		return ret;
 
 	arg->capabilities = V4L2_BUF_CAP_SUPPORTS_MMAP;
+	memset(arg->reserved, 0, sizeof(arg->reserved));
 
 	if (arg->count == 0) {
 		release(file);