diff --git a/libavformat/mux.c b/libavformat/mux.c
index c7711e8ae0..498eb2e61f 100644
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -275,17 +275,6 @@ FF_ENABLE_DEPRECATION_WARNINGS
         st  = s->streams[i];
         par = st->codecpar;
 
-#if FF_API_LAVF_CODEC_TB && FF_API_LAVF_AVCTX
-FF_DISABLE_DEPRECATION_WARNINGS
-        if (!st->time_base.num && st->codec->time_base.num) {
-            av_log(s, AV_LOG_WARNING, "Using AVStream.codec.time_base as a "
-                   "timebase hint to the muxer is deprecated. Set "
-                   "AVStream.time_base instead.\n");
-            avpriv_set_pts_info(st, 64, st->codec->time_base.num, st->codec->time_base.den);
-        }
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
-
 #if FF_API_LAVF_AVCTX
 FF_DISABLE_DEPRECATION_WARNINGS
         if (st->codecpar->codec_type == AVMEDIA_TYPE_UNKNOWN &&
diff --git a/libavformat/version.h b/libavformat/version.h
index 64b6a3827b..8e940597ee 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -55,9 +55,6 @@
  * at once through the bump. This improves the git bisect-ability of the change.
  *
  */
-#ifndef FF_API_LAVF_CODEC_TB
-#define FF_API_LAVF_CODEC_TB            (LIBAVFORMAT_VERSION_MAJOR < 58)
-#endif
 #ifndef FF_API_URL_FEOF
 #define FF_API_URL_FEOF                 (LIBAVFORMAT_VERSION_MAJOR < 58)
 #endif