diff --git a/libavcodec/libaomenc.c b/libavcodec/libaomenc.c
index a42a5b7027..9b4fb3b4eb 100644
--- a/libavcodec/libaomenc.c
+++ b/libavcodec/libaomenc.c
@@ -813,7 +813,7 @@ static int storeframe(AVCodecContext *avctx, struct FrameListData *cx_frame,
                       AVPacket *pkt)
 {
     AOMContext *ctx = avctx->priv_data;
-    int pict_type;
+    int av_unused pict_type;
     int ret = ff_alloc_packet2(avctx, pkt, cx_frame->sz, 0);
     if (ret < 0) {
         av_log(avctx, AV_LOG_ERROR,