diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index db68c05722..c2c8727bf6 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -1062,8 +1062,6 @@ FF_ENABLE_DEPRECATION_WARNINGS
         case NAL_SPS_EXT:
         case NAL_AUXILIARY_SLICE:
             break;
-        case NAL_FF_IGNORE:
-            break;
         default:
             av_log(avctx, AV_LOG_DEBUG, "Unknown NAL code: %d (%d bits)\n",
                    nal->type, nal->size_bits);
diff --git a/libavcodec/h264.h b/libavcodec/h264.h
index 210b2b2eda..3413acef01 100644
--- a/libavcodec/h264.h
+++ b/libavcodec/h264.h
@@ -127,7 +127,6 @@ enum {
     NAL_FILLER_DATA     = 12,
     NAL_SPS_EXT         = 13,
     NAL_AUXILIARY_SLICE = 19,
-    NAL_FF_IGNORE       = 0xff0f001,
 };
 
 /**