diff --git a/libavformat/avformat.c b/libavformat/avformat.c
index 98dfac2f89..140fb5b6aa 100644
--- a/libavformat/avformat.c
+++ b/libavformat/avformat.c
@@ -944,18 +944,8 @@ void ff_format_set_url(AVFormatContext *s, char *url)
 int ff_format_io_close(AVFormatContext *s, AVIOContext **pb)
 {
     int ret = 0;
-    if (*pb) {
-#if FF_API_AVFORMAT_IO_CLOSE
-FF_DISABLE_DEPRECATION_WARNINGS
-        if (s->io_close == ff_format_io_close_default || s->io_close == NULL)
-#endif
-            ret = s->io_close2(s, *pb);
-#if FF_API_AVFORMAT_IO_CLOSE
-        else
-            s->io_close(s, *pb);
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
-    }
+    if (*pb)
+        ret = s->io_close2(s, *pb);
     *pb = NULL;
     return ret;
 }
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index b9facb759d..c9c1a55546 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -1914,16 +1914,6 @@ typedef struct AVFormatContext {
     int (*io_open)(struct AVFormatContext *s, AVIOContext **pb, const char *url,
                    int flags, AVDictionary **options);
 
-#if FF_API_AVFORMAT_IO_CLOSE
-    /**
-     * A callback for closing the streams opened with AVFormatContext.io_open().
-     *
-     * @deprecated use io_close2
-     */
-    attribute_deprecated
-    void (*io_close)(struct AVFormatContext *s, AVIOContext *pb);
-#endif
-
     /**
      * ',' separated list of disallowed protocols.
      * - encoding: unused
diff --git a/libavformat/dashenc.c b/libavformat/dashenc.c
index 5e31b09486..5cb38c4c31 100644
--- a/libavformat/dashenc.c
+++ b/libavformat/dashenc.c
@@ -1544,11 +1544,6 @@ static int dash_init(AVFormatContext *s)
             return AVERROR_MUXER_NOT_FOUND;
         ctx->interrupt_callback    = s->interrupt_callback;
         ctx->opaque                = s->opaque;
-#if FF_API_AVFORMAT_IO_CLOSE
-FF_DISABLE_DEPRECATION_WARNINGS
-        ctx->io_close              = s->io_close;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
         ctx->io_close2             = s->io_close2;
         ctx->io_open               = s->io_open;
         ctx->strict_std_compliance = s->strict_std_compliance;
diff --git a/libavformat/fifo.c b/libavformat/fifo.c
index 8fb4975a5c..94502129c6 100644
--- a/libavformat/fifo.c
+++ b/libavformat/fifo.c
@@ -501,11 +501,6 @@ static int fifo_mux_init(AVFormatContext *avf, const AVOutputFormat *oformat,
     if (ret < 0)
         return ret;
     avf2->opaque = avf->opaque;
-#if FF_API_AVFORMAT_IO_CLOSE
-FF_DISABLE_DEPRECATION_WARNINGS
-    avf2->io_close = avf->io_close;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     avf2->io_close2 = avf->io_close2;
     avf2->io_open = avf->io_open;
     avf2->flags = avf->flags;
diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
index e560aa6a20..e5350323b1 100644
--- a/libavformat/hlsenc.c
+++ b/libavformat/hlsenc.c
@@ -865,11 +865,6 @@ static int hls_mux_init(AVFormatContext *s, VariantStream *vs)
     oc->max_delay                = s->max_delay;
     oc->opaque                   = s->opaque;
     oc->io_open                  = s->io_open;
-#if FF_API_AVFORMAT_IO_CLOSE
-FF_DISABLE_DEPRECATION_WARNINGS
-    oc->io_close                 = s->io_close;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     oc->io_close2                = s->io_close2;
     oc->strict_std_compliance    = s->strict_std_compliance;
     av_dict_copy(&oc->metadata, s->metadata, 0);
diff --git a/libavformat/imfdec.c b/libavformat/imfdec.c
index 818b5e590b..901080555a 100644
--- a/libavformat/imfdec.c
+++ b/libavformat/imfdec.c
@@ -379,11 +379,6 @@ static int open_track_resource_context(AVFormatContext *s,
         return AVERROR(ENOMEM);
 
     track_resource->ctx->io_open = s->io_open;
-#if FF_API_AVFORMAT_IO_CLOSE
-FF_DISABLE_DEPRECATION_WARNINGS
-    track_resource->ctx->io_close = s->io_close;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     track_resource->ctx->io_close2 = s->io_close2;
     track_resource->ctx->flags |= s->flags & ~AVFMT_FLAG_CUSTOM_IO;
 
diff --git a/libavformat/options.c b/libavformat/options.c
index 0b3e9775d9..34d2c6e23b 100644
--- a/libavformat/options.c
+++ b/libavformat/options.c
@@ -152,13 +152,6 @@ static int io_open_default(AVFormatContext *s, AVIOContext **pb,
     return ffio_open_whitelist(pb, url, flags, &s->interrupt_callback, options, s->protocol_whitelist, s->protocol_blacklist);
 }
 
-#if FF_API_AVFORMAT_IO_CLOSE
-void ff_format_io_close_default(AVFormatContext *s, AVIOContext *pb)
-{
-    avio_close(pb);
-}
-#endif
-
 static int io_close2_default(AVFormatContext *s, AVIOContext *pb)
 {
     return avio_close(pb);
@@ -175,11 +168,6 @@ AVFormatContext *avformat_alloc_context(void)
     s = &si->pub;
     s->av_class = &av_format_context_class;
     s->io_open  = io_open_default;
-#if FF_API_AVFORMAT_IO_CLOSE
-FF_DISABLE_DEPRECATION_WARNINGS
-    s->io_close = ff_format_io_close_default;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     s->io_close2= io_close2_default;
 
     av_opt_set_defaults(s);
diff --git a/libavformat/segment.c b/libavformat/segment.c
index d6100c22ea..a38baa4f23 100644
--- a/libavformat/segment.c
+++ b/libavformat/segment.c
@@ -160,11 +160,6 @@ static int segment_mux_init(AVFormatContext *s)
     oc->max_delay          = s->max_delay;
     av_dict_copy(&oc->metadata, s->metadata, 0);
     oc->opaque             = s->opaque;
-#if FF_API_AVFORMAT_IO_CLOSE
-FF_DISABLE_DEPRECATION_WARNINGS
-    oc->io_close           = s->io_close;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     oc->io_close2          = s->io_close2;
     oc->io_open            = s->io_open;
     oc->flags              = s->flags;
diff --git a/libavformat/tee.c b/libavformat/tee.c
index cfa8346bc9..a101fede5b 100644
--- a/libavformat/tee.c
+++ b/libavformat/tee.c
@@ -236,11 +236,6 @@ static int open_slave(AVFormatContext *avf, char *slave, TeeSlave *tee_slave)
     av_dict_copy(&avf2->metadata, avf->metadata, 0);
     avf2->opaque   = avf->opaque;
     avf2->io_open  = avf->io_open;
-#if FF_API_AVFORMAT_IO_CLOSE
-FF_DISABLE_DEPRECATION_WARNINGS
-    avf2->io_close = avf->io_close;
-FF_ENABLE_DEPRECATION_WARNINGS
-#endif
     avf2->io_close2 = avf->io_close2;
     avf2->interrupt_callback = avf->interrupt_callback;
     avf2->flags = avf->flags;
diff --git a/libavformat/version_major.h b/libavformat/version_major.h
index a2d79e2bd0..5449a99599 100644
--- a/libavformat/version_major.h
+++ b/libavformat/version_major.h
@@ -42,7 +42,6 @@
  *
  */
 #define FF_API_COMPUTE_PKT_FIELDS2      (LIBAVFORMAT_VERSION_MAJOR < 61)
-#define FF_API_AVFORMAT_IO_CLOSE        (LIBAVFORMAT_VERSION_MAJOR < 61)
 #define FF_API_AVIO_WRITE_NONCONST      (LIBAVFORMAT_VERSION_MAJOR < 61)
 #define FF_API_LAVF_SHORTEST            (LIBAVFORMAT_VERSION_MAJOR < 61)
 #define FF_API_ALLOW_FLUSH              (LIBAVFORMAT_VERSION_MAJOR < 61)