diff --git a/libavcodec/cljrenc.c b/libavcodec/cljrenc.c
index 6f04c62cb0..15fe43e073 100644
--- a/libavcodec/cljrenc.c
+++ b/libavcodec/cljrenc.c
@@ -28,6 +28,7 @@
 #include "libavutil/opt.h"
 
 #include "avcodec.h"
+#include "encode.h"
 #include "internal.h"
 #include "put_bits.h"
 
@@ -56,7 +57,8 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
          return AVERROR_EXPERIMENTAL;
     }
 
-    if ((ret = ff_alloc_packet2(avctx, pkt, 32*avctx->height*avctx->width/4, 0)) < 0)
+    ret = ff_get_encode_buffer(avctx, pkt, 4 * avctx->height * ((avctx->width + 3) / 4), 0);
+    if (ret < 0)
         return ret;
 
     init_put_bits(&pb, pkt->data, pkt->size);
@@ -89,7 +91,6 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
 
     flush_put_bits(&pb);
 
-    pkt->size   = put_bytes_output(&pb);
     pkt->flags |= AV_PKT_FLAG_KEY;
     *got_packet = 1;
     return 0;
@@ -114,6 +115,7 @@ const AVCodec ff_cljr_encoder = {
     .long_name      = NULL_IF_CONFIG_SMALL("Cirrus Logic AccuPak"),
     .type           = AVMEDIA_TYPE_VIDEO,
     .id             = AV_CODEC_ID_CLJR,
+    .capabilities   = AV_CODEC_CAP_DR1,
     .priv_data_size = sizeof(CLJRContext),
     .encode2        = encode_frame,
     .pix_fmts       = (const enum AVPixelFormat[]) { AV_PIX_FMT_YUV411P,