diff --git a/libavcodec/takdec.c b/libavcodec/takdec.c
index 93caaae7ad..926dbf611e 100644
--- a/libavcodec/takdec.c
+++ b/libavcodec/takdec.c
@@ -953,4 +953,5 @@ const AVCodec ff_tak_decoder = {
                                                         AV_SAMPLE_FMT_S16P,
                                                         AV_SAMPLE_FMT_S32P,
                                                         AV_SAMPLE_FMT_NONE },
+    .caps_internal    = FF_CODEC_CAP_INIT_THREADSAFE,
 };