diff --git a/libavformat/movenchint.c b/libavformat/movenchint.c
index b909748e41..9d6a66e8ce 100644
--- a/libavformat/movenchint.c
+++ b/libavformat/movenchint.c
@@ -105,7 +105,7 @@ static void sample_queue_push(HintSampleQueue *queue, uint8_t *data, int size,
         return;
     if (!queue->samples || queue->len >= queue->size) {
         HintSample *samples;
-        samples = av_realloc(queue->samples, sizeof(HintSample) * (queue->size + 10));
+        samples = av_realloc_array(queue->samples, queue->size + 10, sizeof(HintSample));
         if (!samples)
             return;
         queue->size += 10;