diff --git a/libavcodec/huffman.h b/libavcodec/huffman.h
index a04753f2db..729c09ed6b 100644
--- a/libavcodec/huffman.h
+++ b/libavcodec/huffman.h
@@ -37,7 +37,7 @@ typedef struct Node {
 
 #define FF_HUFFMAN_FLAG_HNODE_FIRST 0x01
 #define FF_HUFFMAN_FLAG_ZERO_COUNT  0x02
-#define FF_HUFFMAN_BITS 9
+#define FF_HUFFMAN_BITS 10
 
 typedef int (*HuffCmp)(const void *va, const void *vb);
 int ff_huff_build_tree(AVCodecContext *avctx, VLC *vlc, int nb_codes,