diff --git a/libavcodec/flac_parser.c b/libavcodec/flac_parser.c
index 23e32dc564..4ba3203180 100644
--- a/libavcodec/flac_parser.c
+++ b/libavcodec/flac_parser.c
@@ -563,7 +563,7 @@ static int flac_parse(AVCodecParserContext *s, AVCodecContext *avctx,
         if (av_fifo_realloc2(fpc->fifo_buf,
                              (read_end - read_start) + av_fifo_size(fpc->fifo_buf)) < 0) {
             av_log(avctx, AV_LOG_ERROR,
-                   "couldn't reallocate buffer of size %"PRIdPTR"\n",
+                   "couldn't reallocate buffer of size %td\n",
                    (read_end - read_start) + av_fifo_size(fpc->fifo_buf));
             goto handle_error;
         }