diff --git a/libavcodec/osq.c b/libavcodec/osq.c
index f88b639fe0..2845c59118 100644
--- a/libavcodec/osq.c
+++ b/libavcodec/osq.c
@@ -391,7 +391,7 @@ static int osq_decode_block(AVCodecContext *avctx, AVFrame *frame)
             int32_t *src = s->decode_buffer[ch] + OFFSET;
 
             for (int n = 0; n < nb_samples; n++)
-                dst[n] = av_clip_uint8(src[n] + 0x80);
+                dst[n] = av_clip_uint8(src[n] + 0x80ll);
         }
         break;
     case AV_SAMPLE_FMT_S16P: