diff --git a/libavformat/gxf.c b/libavformat/gxf.c
index bbf0a604d9..30cb4f7316 100644
--- a/libavformat/gxf.c
+++ b/libavformat/gxf.c
@@ -37,7 +37,7 @@ struct gxf_stream_info {
  * \param length detected packet length, excluding header is stored here
  * \return 0 if header not found or contains invalid data, 1 otherwise
  */
-static int parse_packet_header(ByteIOContext *pb, pkt_type_t *type, int *length) {
+static int parse_packet_header(ByteIOContext *pb, GXFPktType *type, int *length) {
     if (get_be32(pb))
         return 0;
     if (get_byte(pb) != 1)
@@ -161,7 +161,7 @@ static void gxf_material_tags(ByteIOContext *pb, int *len, struct gxf_stream_inf
     si->first_field = AV_NOPTS_VALUE;
     si->last_field = AV_NOPTS_VALUE;
     while (*len >= 2) {
-        mat_tag_t tag = get_byte(pb);
+        GXFMatTag tag = get_byte(pb);
         int tlen = get_byte(pb);
         *len -= 2;
         if (tlen > *len)
@@ -210,7 +210,7 @@ static void gxf_track_tags(ByteIOContext *pb, int *len, struct gxf_stream_info *
     si->frames_per_second = (AVRational){0, 0};
     si->fields_per_frame = 0;
     while (*len >= 2) {
-        track_tag_t tag = get_byte(pb);
+        GXFTrackTag tag = get_byte(pb);
         int tlen = get_byte(pb);
         *len -= 2;
         if (tlen > *len)
@@ -256,7 +256,7 @@ static void gxf_read_index(AVFormatContext *s, int pkt_len) {
 
 static int gxf_header(AVFormatContext *s, AVFormatParameters *ap) {
     ByteIOContext *pb = s->pb;
-    pkt_type_t pkt_type;
+    GXFPktType pkt_type;
     int map_len;
     int len;
     AVRational main_timebase = {0, 0};
@@ -382,7 +382,7 @@ static int64_t gxf_resync_media(AVFormatContext *s, uint64_t max_interval, int t
     int64_t cur_timestamp = AV_NOPTS_VALUE;
     int len;
     ByteIOContext *pb = s->pb;
-    pkt_type_t type;
+    GXFPktType type;
     tmp = get_be32(pb);
 start:
     while (tmp)
@@ -412,7 +412,7 @@ out:
 
 static int gxf_packet(AVFormatContext *s, AVPacket *pkt) {
     ByteIOContext *pb = s->pb;
-    pkt_type_t pkt_type;
+    GXFPktType pkt_type;
     int pkt_len;
     while (!url_feof(pb)) {
         AVStream *st;
diff --git a/libavformat/gxf.h b/libavformat/gxf.h
index 9f89c98142..dcdcdefc2d 100644
--- a/libavformat/gxf.h
+++ b/libavformat/gxf.h
@@ -28,7 +28,7 @@ typedef enum {
     PKT_EOS         = 0xfb,
     PKT_FLT         = 0xfc,
     PKT_UMF         = 0xfd,
-} pkt_type_t;
+} GXFPktType;
 
 typedef enum {
     MAT_NAME        = 0x40,
@@ -37,7 +37,7 @@ typedef enum {
     MAT_MARK_IN     = 0x43,
     MAT_MARK_OUT    = 0x44,
     MAT_SIZE        = 0x45,
-} mat_tag_t;
+} GXFMatTag;
 
 typedef enum {
     TRACK_NAME      = 0x4c,
@@ -47,6 +47,6 @@ typedef enum {
     TRACK_FPS       = 0x50,
     TRACK_LINES     = 0x51,
     TRACK_FPF       = 0x52,
-} track_tag_t;
+} GXFTrackTag;
 
 #endif /* AVFORMAT_GXF_H */
diff --git a/libavformat/gxfenc.c b/libavformat/gxfenc.c
index 72a35c35c3..396555a61a 100644
--- a/libavformat/gxfenc.c
+++ b/libavformat/gxfenc.c
@@ -155,7 +155,7 @@ static int64_t updateSize(ByteIOContext *pb, int64_t pos)
     return curpos - pos;
 }
 
-static void gxf_write_packet_header(ByteIOContext *pb, pkt_type_t type)
+static void gxf_write_packet_header(ByteIOContext *pb, GXFPktType type)
 {
     put_be32(pb, 0); /* packet leader for synchro */
     put_byte(pb, 1);