diff --git a/libavcodec/h263data.h b/libavcodec/h263data.h
index 2968531a55889fccab38515fcae5a8a52a593c92..01bcaedb41225c4e2ccd95a5166da12059780263 100644
--- a/libavcodec/h263data.h
+++ b/libavcodec/h263data.h
@@ -274,8 +274,8 @@ const uint16_t ff_mba_max[6]={
      47,  98, 395,1583,6335,9215
 };
 
-const uint8_t ff_mba_length[6]={
-      6,   7,   9,  11,  13,  14
+const uint8_t ff_mba_length[7]={
+      6,   7,   9,  11,  13,  14,  14
 };
 
 const uint8_t ff_h263_loop_filter_strength[32]={