diff --git a/fftools/opt_common.c b/fftools/opt_common.c
index 5dcb14e261..e217456be7 100644
--- a/fftools/opt_common.c
+++ b/fftools/opt_common.c
@@ -809,7 +809,8 @@ int show_filters(void *optctx, const char *opt, const char *arg)
            "  A = Audio input/output\n"
            "  V = Video input/output\n"
            "  N = Dynamic number and/or type of input/output\n"
-           "  | = Source or sink filter\n");
+           "  | = Source or sink filter\n"
+           "  ------\n");
     while ((filter = av_filter_iterate(&opaque))) {
         descr_cur = descr;
         for (i = 0; i < 2; i++) {