diff --git a/libavformat/cafdec.c b/libavformat/cafdec.c
index 7933cd12aa..c31aa4f077 100644
--- a/libavformat/cafdec.c
+++ b/libavformat/cafdec.c
@@ -198,8 +198,8 @@ static void read_info_chunk(AVFormatContext *s, int64_t size)
     for (i = 0; i < nb_entries; i++) {
         char key[32];
         char value[1024];
-        avio_get_str(pb, sizeof(key), key, sizeof(key));
-        avio_get_str(pb, sizeof(value), value, sizeof(value));
+        avio_get_str(pb, INT_MAX, key, sizeof(key));
+        avio_get_str(pb, INT_MAX, value, sizeof(value));
         av_dict_set(&s->metadata, key, value, 0);
     }
 }