diff --git a/libavcodec/cdxl.c b/libavcodec/cdxl.c
index 37018912e9..abf4a38caf 100644
--- a/libavcodec/cdxl.c
+++ b/libavcodec/cdxl.c
@@ -19,6 +19,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#define UNCHECKED_BITSTREAM_READER 1
+
 #include "libavutil/intreadwrite.h"
 #include "libavutil/imgutils.h"
 #include "avcodec.h"