diff --git a/libavcodec/cbs_av1_syntax_template.c b/libavcodec/cbs_av1_syntax_template.c
index f830fb1517..b62e07fb11 100644
--- a/libavcodec/cbs_av1_syntax_template.c
+++ b/libavcodec/cbs_av1_syntax_template.c
@@ -20,7 +20,6 @@ static int FUNC(obu_header)(CodedBitstreamContext *ctx, RWContext *rw,
                             AV1RawOBUHeader *current)
 {
     int err;
-    av_unused int zero = 0;
 
     HEADER("OBU header");