diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index 5e181a0d85..3d613a4018 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -339,8 +339,6 @@ static int write_option(void *optctx, const OptionDef *po, const char *opt,
 
         *(double *)dst = num;
     } else {
-        int ret;
-
         av_assert0(po->type == OPT_TYPE_FUNC && po->u.func_arg);
 
         ret = po->u.func_arg(optctx, opt, arg);