diff --git a/libavcodec/ac3_parser.c b/libavcodec/ac3_parser.c
index 0dd98b9b8c..83dd90ff67 100644
--- a/libavcodec/ac3_parser.c
+++ b/libavcodec/ac3_parser.c
@@ -47,7 +47,7 @@ static const uint8_t center_levels[4] = { 4, 5, 6, 5 };
 static const uint8_t surround_levels[4] = { 4, 6, 7, 6 };
 
 
-int avpriv_ac3_parse_header2(GetBitContext *gbc, AC3HeaderInfo **phdr)
+int avpriv_ac3_parse_header(GetBitContext *gbc, AC3HeaderInfo **phdr)
 {
     int frame_size_code;
     AC3HeaderInfo *hdr;
@@ -163,7 +163,7 @@ static int ac3_sync(uint64_t state, AACAC3ParseContext *hdr_info,
     GetBitContext gbc;
 
     init_get_bits(&gbc, tmp.u8+8-AC3_HEADER_SIZE, 54);
-    err = avpriv_ac3_parse_header2(&gbc, &phdr);
+    err = avpriv_ac3_parse_header(&gbc, &phdr);
 
     if(err < 0)
         return 0;
diff --git a/libavcodec/ac3_parser.h b/libavcodec/ac3_parser.h
index 80bc5ef192..dc5d035e11 100644
--- a/libavcodec/ac3_parser.h
+++ b/libavcodec/ac3_parser.h
@@ -37,6 +37,6 @@
  * -2 if the bsid (version) element is invalid, -3 if the fscod (sample rate)
  * element is invalid, or -4 if the frmsizecod (bit rate) element is invalid.
  */
-int avpriv_ac3_parse_header2(GetBitContext *gbc, AC3HeaderInfo **hdr);
+int avpriv_ac3_parse_header(GetBitContext *gbc, AC3HeaderInfo **hdr);
 
 #endif /* AVCODEC_AC3_PARSER_H */
diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c
index 6df697e855..ad91405bcf 100644
--- a/libavcodec/ac3dec.c
+++ b/libavcodec/ac3dec.c
@@ -298,7 +298,7 @@ static int parse_frame_header(AC3DecodeContext *s)
     AC3HeaderInfo hdr, *phdr=&hdr;
     int err;
 
-    err = avpriv_ac3_parse_header2(&s->gbc, &phdr);
+    err = avpriv_ac3_parse_header(&s->gbc, &phdr);
     if (err)
         return err;
 
diff --git a/libavformat/ac3dec.c b/libavformat/ac3dec.c
index bef55cb658..363a32e04e 100644
--- a/libavformat/ac3dec.c
+++ b/libavformat/ac3dec.c
@@ -55,7 +55,7 @@ static int ac3_eac3_probe(AVProbeData *p, enum AVCodecID expected_codec_id)
                 init_get_bits(&gbc, buf3, 54);
             }else
                 init_get_bits(&gbc, buf2, 54);
-            if(avpriv_ac3_parse_header2(&gbc, &phdr) < 0)
+            if(avpriv_ac3_parse_header(&gbc, &phdr) < 0)
                 break;
             if(buf2 + phdr->frame_size > end)
                 break;
diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index 5115585019..05198b4f90 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -341,7 +341,7 @@ static int handle_eac3(MOVMuxContext *mov, AVPacket *pkt, MOVTrack *track)
     info = track->eac3_priv;
 
     init_get_bits(&gbc, pkt->data, pkt->size * 8);
-    if (avpriv_ac3_parse_header2(&gbc, &hdr) < 0) {
+    if (avpriv_ac3_parse_header(&gbc, &hdr) < 0) {
         /* drop the packets until we see a good one */
         if (!track->entry) {
             av_log(mov, AV_LOG_WARNING, "Dropping invalid packet from start of the stream\n");
@@ -391,7 +391,7 @@ static int handle_eac3(MOVMuxContext *mov, AVPacket *pkt, MOVTrack *track)
             while (cumul_size != pkt->size) {
                 int i;
                 init_get_bits(&gbc, pkt->data + cumul_size, (pkt->size - cumul_size) * 8);
-                if (avpriv_ac3_parse_header2(&gbc, &hdr) < 0)
+                if (avpriv_ac3_parse_header(&gbc, &hdr) < 0)
                     return AVERROR_INVALIDDATA;
                 if (hdr->frame_type != EAC3_FRAME_TYPE_DEPENDENT)
                     return AVERROR(EINVAL);