1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/pcm.c b/libavcodec/pcm.c
index 32231125d2..190f027adc 100644
--- a/libavcodec/pcm.c
+++ b/libavcodec/pcm.c
@@ -474,6 +474,7 @@ AVCodec ff_ ## name_ ## _encoder = {            \
     .init        = pcm_encode_init,             \
     .encode      = pcm_encode_frame,            \
     .close       = pcm_encode_close,            \
+    .capabilities = CODEC_CAP_VARIABLE_FRAME_SIZE, \
     .sample_fmts = (const enum AVSampleFormat[]){sample_fmt_,AV_SAMPLE_FMT_NONE}, \
     .long_name = NULL_IF_CONFIG_SMALL(long_name_), \
 }