diff --git a/libavformat/iamf_parse.c b/libavformat/iamf_parse.c
index bda1580bbd..3867adb117 100644
--- a/libavformat/iamf_parse.c
+++ b/libavformat/iamf_parse.c
@@ -822,6 +822,7 @@ static int mix_presentation_obu(void *s, IAMFContext *c, AVIOContext *pb, int le
     mix_presentation->language_label = av_calloc(mix_presentation->count_label,
                                                  sizeof(*mix_presentation->language_label));
     if (!mix_presentation->language_label) {
+        mix_presentation->count_label = 0;
         ret = AVERROR(ENOMEM);
         goto fail;
     }