diff --git a/libavcodec/atrac3.c b/libavcodec/atrac3.c
index b14fd466e3..052bef0e1c 100644
--- a/libavcodec/atrac3.c
+++ b/libavcodec/atrac3.c
@@ -837,7 +837,7 @@ static int atrac3_decode_frame(AVCodecContext *avctx, void *data,
     return avctx->block_align;
 }
 
-static void atrac3_init_static_data(AVCodec *codec)
+static void atrac3_init_static_data(void)
 {
     int i;
 
@@ -864,6 +864,7 @@ static void atrac3_init_static_data(AVCodec *codec)
 
 static av_cold int atrac3_decode_init(AVCodecContext *avctx)
 {
+    static int static_init_done;
     int i, ret;
     int version, delay, samples_per_frame, frame_factor;
     const uint8_t *edata_ptr = avctx->extradata;
@@ -874,6 +875,10 @@ static av_cold int atrac3_decode_init(AVCodecContext *avctx)
         return AVERROR(EINVAL);
     }
 
+    if (!static_init_done)
+        atrac3_init_static_data();
+    static_init_done = 1;
+
     /* Take care of the codec-specific extradata. */
     if (avctx->extradata_size == 14) {
         /* Parse the extradata, WAV format */
@@ -1003,7 +1008,6 @@ AVCodec ff_atrac3_decoder = {
     .id               = AV_CODEC_ID_ATRAC3,
     .priv_data_size   = sizeof(ATRAC3Context),
     .init             = atrac3_decode_init,
-    .init_static_data = atrac3_init_static_data,
     .close            = atrac3_decode_close,
     .decode           = atrac3_decode_frame,
     .capabilities     = CODEC_CAP_SUBFRAMES | CODEC_CAP_DR1,