diff --git a/doc/formats.texi b/doc/formats.texi
index 9387f98b6a..640b23b790 100644
--- a/doc/formats.texi
+++ b/doc/formats.texi
@@ -69,7 +69,6 @@ This ensures that file and data checksums are reproducible and match between
 platforms. Its primary use is for regression testing.
 @item flush_packets
 Write out packets immediately.
-@item latm (@emph{deprecated},@emph{inert})
 @item shortest
 Stop muxing at the end of the shortest stream.
 It may be needed to increase max_interleave_delta to avoid flushing the longer
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index 6c12621bbb..6658a0f315 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -1274,9 +1274,6 @@ typedef struct AVFormatContext {
  * This flag is mainly intended for testing.
  */
 #define AVFMT_FLAG_BITEXACT         0x0400
-#if FF_API_LAVF_MP4A_LATM
-#define AVFMT_FLAG_MP4A_LATM    0x8000 ///< Deprecated, does nothing.
-#endif
 #define AVFMT_FLAG_SORT_DTS    0x10000 ///< try to interleave outputted packets by dts (using this flag can slow demuxing down)
 #if FF_API_LAVF_PRIV_OPT
 #define AVFMT_FLAG_PRIV_OPT    0x20000 ///< Enable use of private options by delaying codec open (deprecated, will do nothing once av_demuxer_open() is removed)
diff --git a/libavformat/options_table.h b/libavformat/options_table.h
index d041ffb641..62c5bb40a3 100644
--- a/libavformat/options_table.h
+++ b/libavformat/options_table.h
@@ -49,9 +49,6 @@ static const AVOption avformat_options[] = {
 {"discardcorrupt", "discard corrupted frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVFMT_FLAG_DISCARD_CORRUPT }, INT_MIN, INT_MAX, D, "fflags"},
 {"sortdts", "try to interleave outputted packets by dts", 0, AV_OPT_TYPE_CONST, {.i64 = AVFMT_FLAG_SORT_DTS }, INT_MIN, INT_MAX, D, "fflags"},
 {"fastseek", "fast but inaccurate seeks", 0, AV_OPT_TYPE_CONST, {.i64 = AVFMT_FLAG_FAST_SEEK }, INT_MIN, INT_MAX, D, "fflags"},
-#if FF_API_LAVF_MP4A_LATM
-{"latm", "deprecated, does nothing", 0, AV_OPT_TYPE_CONST, {.i64 = AVFMT_FLAG_MP4A_LATM }, INT_MIN, INT_MAX, E, "fflags"},
-#endif
 {"nobuffer", "reduce the latency introduced by optional buffering", 0, AV_OPT_TYPE_CONST, {.i64 = AVFMT_FLAG_NOBUFFER }, 0, INT_MAX, D, "fflags"},
 {"bitexact", "do not write random/volatile data", 0, AV_OPT_TYPE_CONST, { .i64 = AVFMT_FLAG_BITEXACT }, 0, 0, E, "fflags" },
 {"shortest", "stop muxing with the shortest stream", 0, AV_OPT_TYPE_CONST, { .i64 = AVFMT_FLAG_SHORTEST }, 0, 0, E, "fflags" },
diff --git a/libavformat/version.h b/libavformat/version.h
index 1f34624f97..085b5236c3 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -58,9 +58,6 @@
 #ifndef FF_API_LAVF_AVCTX
 #define FF_API_LAVF_AVCTX               (LIBAVFORMAT_VERSION_MAJOR < 59)
 #endif
-#ifndef FF_API_LAVF_MP4A_LATM
-#define FF_API_LAVF_MP4A_LATM           (LIBAVFORMAT_VERSION_MAJOR < 59)
-#endif
 #ifndef FF_API_DEMUXER_OPEN
 #define FF_API_DEMUXER_OPEN             (LIBAVFORMAT_VERSION_MAJOR < 59)
 #endif